Trevor, a bleary-eyed everyman, fields a late-night call from his brilliant but socially miscalibrated best friend, Miles, who believes he’s on the cusp of a cold-fusion breakthrough. Miles’ lab is a web of wires, whiteboards, and improvised gear; his ideas are big, his execution frayed. When Trevor and his partner Sophie agree to welcome Sophie’s cousin Zoe to town, Sophie suggests a group dinner that doubles as a soft-landing blind date for Miles. Zoe, poised and observant, arrives to a Seattle bar and finds Miles overdressed in a bow tie, armed with scripted small talk. He promptly turns a modern dance floor into a serious disco routine—confident, wrong, and somehow endearing. Intrigued, Zoe asks to see his work. In the lab, she notices a wobble in the system and, improvising with an espresso lever, changes the fluid dynamics. The machine surges, reality ripples, and a violent portal yanks all four into another world.

They wake in a pristine, prehistoric landscape—immense sky, no engines, no roads. A woolly mammoth strides by. They’re discovered by a clan of early humans led by Gor, silent but perceptive, and a mimicry-prone youth, Tala. The strangers are brought to an astonishingly organized camp: windbreaks of bone and hide, heat-retaining fire pits, swept central space, and rock walls covered in precise star charts and hunt diagrams. Miles fumbles his first contribution, ‘optimizing’ their hearth until the flame dies and tensions spike. But Zoe quickly adapts his tapered stone ‘chimney’ idea, kindles a new draft with hairspray and flint, and ignites a column of clean, roaring flame. The clan bows to Miles as the unexpected maker of a better fire. Words spread with comic speed; Tala parrots Trevor’s panic curses. Primitive life moves around them with efficient purpose—and the visitors begin to fit.

Night brings danger. A rival clan arrives painted in ash and ochre, spears lowered. Trevor, trapped between terror and inspiration, plays music on his cracked phone—an accidentally iconic pop anthem. The infectious rhythm dissolves war into a chaotic proto-dance party, and violence evaporates into stomps and claps. In the days that follow, Sophie instinctively imposes color-coded logistics on the camp’s supply chain; production smooths, friction drops. Zoe reframes clothing and body paint as identity systems, creating bold symbols that spread through the tribe—and, with a stone razor and fat, introduces shaving, unexpectedly altering courtship cues. Miles tries to rebuild his machine using geyser pressure, bones, gourds, reeds for conduits, and clay seals; a spectacular mud-blast failure baptizes everyone, but he logs the data. The visitors are no longer mere anomalies—they’re catalysts.

Then, consequences. In a canyon of petroglyphs, the newest paintings depict the visitors: a tall figure beside a chimney of flame, kneeling followers, symbols radiating like a sun. They’ve been mythologized; Miles is becoming an icon, not a scientist. A nearby rival village copies the imagery without the method, mangles the fireplace, and ignites the brush. The team rushes in to help; Miles sees that it’s not just curiosity he’s stoked—it’s belief. Responsibility lands. He pivots from control to stewardship.

Miles deciphers what he’s missing: deuterium, extracted from salt water. The clan calls it the far ‘big water,’ and a small expedition launches. The trek reshapes the crew. Trevor, comically at odds with terrain, is steadied by the massive, gentle Brug; coffee beans found along the route become Trevor’s cultural currency and performance enhancer. A nerve-gnawing river crossing—Trevor slips, Brug yanks him up—gives Trevor his first real taste of earned resilience. Word-of-mouth meme-ifies the pop song across tribes; even a scout on a far bank timidly recites half-remembered lyrics. The ocean finally appears—endless, loud, and humbling. The group wrangles a mammoth-hide basin into a sloshing reservoir and, bracing under brutal weight, lugs the ‘shit water’ back inland, with Brug juiced on brew and Trevor learning to ‘work smart, not hard.’

Their second geyser build nearly works. Coffee’s viscosity tames fluctuations; for an instant a clear portal opens onto Miles’ lab—home within reach—before the system buckles again. Time passes; influence spreads. The two clans, once hostile, tentatively share a central fire. Leather neckties, asymmetrical wraps, intentional braids, and shaved limbs appear across both camps. An awkward but earnest custom emerges: holding hands. Trevor and Sophie exchange wry looks—they’ve accidentally invented dating.

At last, they assemble a final, balanced machine: cleaner channels, smarter seals, a frame informed by every failure. Before they trigger it, Zoe voices what no one has dared—maybe they don’t have to go. They could stay, fully seen and woven into something human and elemental. Miles, humbled by earlier missteps and moved by what he now recognizes as a functioning system, reframes his goal: not domination, but balance. When a binding slips, the old Miles would have muscled the mechanism; instead he calls out what he sees and trusts others. Zoe redirects flow, Sophie braces the frame with calm authority, Trevor throws his weight behind the structure without flinching. The hum deepens; the portal stabilizes.

The clans gather—a sea of faces transformed by borrowed, reinterpreted signals. Farewells are unadorned and devastating: Zoe embraces Ena; Gor crushes Miles in a warrior’s hug; Trevor presses coffee beans into Tala’s palm, receiving his own ragged t-shirt in exchange. Joined hands rise in a heartfelt, copied-from-observation wave. Miles names what it is: not imitation, but adaptation. With the stone joints beginning to fail, the four step through the blue flame of their own making.

Back in the lab—mechanical hum replacing wind, LEDs replacing firelight—their posture has changed. No frantic checking, no staccato bragging; only quiet choices. They throw on identical ‘Miles’ outfits and stride into Seattle daylight with prehistoric calm. At a coffee counter, they evaluate the espresso machine with shared language—controlled pressure, consistent output—and sip with measured grace. Good, consistent, better. The world hasn’t changed, but they have. They’ve carried something back that isn’t technology. It’s equilibrium.

• In a scene set against a black screen, Miles passionately shares his groundbreaking energy breakthrough over the phone with Trevor, who is too groggy to engage and ultimately falls back asleep, snoring. After realizing Trevor's lack of response, Miles resigns himself to ending the call, leaving his innovative ideas unheard.
• In his cluttered lab, Miles is deeply engrossed in a tense experiment, surrounded by chaotic wires and equations. As he adjusts his equipment, a hopeful hum builds, but suddenly, a pop signals failure, plunging the lab into silence. Frantically, he rewires and recalculates, hesitating to call his friend Trevor for help. Ultimately, he decides to persist alone, setting his phone down and returning to his work with a mix of frustration and determination.
• In a bustling Seattle coffee shop, Trevor, looking exhausted, orders a strong coffee and meets with Sophie, who teases him about his appearance. They discuss Miles' recent call about cold fusion, and Sophie suggests setting up her cousin Zoe with Miles. Trevor is reluctant, citing Miles' tendency to over-explain, but Sophie argues that Zoe is capable and adaptable. They negotiate terms, agreeing to monitor the date and intervene if necessary, while Trevor humorously anticipates the potential disaster.
• Zoe, a woman in her 20s, arrives at Seattle Airport, taking a moment to absorb her new surroundings. She exchanges lighthearted text messages with her friend Sophie about her flight, noting it was long and bumpy. After stepping outside into the cool Seattle air, she adjusts her jacket and gets into a rideshare, ready to begin her new adventure.
• Zoe rides in a moving rideshare through Seattle, taking in the unfamiliar sights while engaging in a light conversation with the driver. She shares that it's her first time living in the city and exchanges texts with her friend Sophie about dinner plans, expressing excitement to reconnect. When Zoe asks the driver if anyone is normal in Seattle, he humorously replies, 'Not on purpose,' prompting a smile from her as she embraces her new life.
• Trevor enters Miles' chaotic lab, where Miles is focused on adjusting his machine. Trevor invites Miles to dinner with Zoe, Sophie's cousin, to prevent her from feeling like a third wheel. Initially unresponsive, Miles eventually agrees, analyzing his role as a social buffer. As the machine hums and sparks, Trevor reminds Miles not to over-explain before leaving. The scene ends with Miles distractedly watching the machine, leaning in as it steadies.
• In his cluttered apartment, Miles stands before a mirror, rehearsing social interactions for an upcoming dinner. He practices greetings and conversational prompts while jotting down rules to avoid awkwardness, including not being 'weird.' As he struggles with his appearance and demeanor, he receives texts from Trevor reminding him of the dinner time. Despite the tempting hum from his lab, Miles ultimately decides to leave his apartment, grabbing his jacket and heading out.
• In a lively Seattle bar, Trevor and Sophie welcome Zoe, who is new to the city, while awaiting the arrival of Miles. When Miles arrives, his awkward demeanor and stiff greetings create a humorous tension. As they converse, Zoe's curiosity contrasts with Miles' social awkwardness, leading to a dance invitation. On the dance floor, Miles unexpectedly performs an elaborate disco routine, causing confusion among the crowd. Despite the awkwardness, Zoe finds his performance genuinely amusing, while Trevor is horrified and Sophie struggles to contain her laughter.
• In a Seattle bar, Miles struggles to explain his cold fusion project to friends Zoe, Trevor, and Sophie. Initially overwhelmed by the complexity of his scientific concepts, he simplifies his explanation to a vision of limitless energy without large reactors. While Trevor loses interest, Zoe shows genuine curiosity, surprising Miles by asking to see his work. The scene ends with Miles taken aback by her request, leading into the next scene.
• In Miles' lab, Zoe curiously examines a large machine designed for deuterium extraction, while Trevor and Sophie remain cautious. As Miles activates the machine, Zoe inadvertently adjusts a lever, causing instability that leads to the formation of a swirling portal. The situation escalates into chaos as the portal creates a powerful suction, pulling the characters into its violet depths amidst panic and disorientation.
• After a sudden flash of light, a group finds themselves in a prehistoric landscape, disoriented and confused. As they assess their surroundings, they encounter a woolly mammoth, confirming they are far from home. Tensions rise when they are approached by a clan of early humans who observe and mimic the group's actions. The scene builds suspense as the modern group tries to communicate while feeling increasingly surrounded and threatened by the unfamiliar clan.
• In a quiet outdoor Stone Age setting, the group hesitates as the Clan moves with a rhythmic efficiency. Trevor questions whether they should follow, expressing concern about disappearing, while Zoe decisively leads the way, prompting Sophie to join her after a moment of doubt. Miles analyzes the Clan's social structure, viewing the situation as an opportunity for information. Ultimately, Trevor reluctantly follows the others, transitioning from caution to acceptance.
• In a challenging forest path, Trevor trips over a mossy root, swearing in frustration. Tala, intrigued, mimics his exclamation, prompting Trevor to scold her. Despite his admonition, Tala continues to repeat the word, leaving Trevor exasperated as he vents to Miles about their difficult situation. The scene captures the tension between Trevor's frustration and Tala's playful mimicry.
• The group arrives at a meticulously organized Clan camp, where they are met with silent scrutiny from the inhabitants. Zoe and Miles marvel at the camp's engineering and functional zones, while Trevor provides comic relief amidst the tension. As they observe the Clan's activities, Ena and Tala engage with Zoe and Trevor, leading to moments of mimicry and discomfort. The scene culminates in Trevor's horror as Tala confidently asserts 'No,' prompting him to plead for her to stop learning.
• In the Clan Camp, a member drops a piece of meat into the coals, exclaiming 'Shit.' This profanity quickly spreads among the clan members, causing Trevor to panic as he realizes he inadvertently introduced the word. Sophie, surprised, questions Trevor about the situation, to which he explains it was just a slip of the tongue. The scene captures the comedic chaos as the word echoes throughout the camp.
• In the Clan camp at night, Miles attempts to improve the central hearth fire's efficiency by rearranging stones, but his actions lead to the fire extinguishing, causing panic among the Clan. Gor threatens Miles with his club, but Zoe steps in, recognizing the chimney design and successfully reigniting the fire with a new setup. The roaring flame earns the Clan's approval, transforming fear into respect as they bow to the fire and to Miles, who watches in quiet amazement.
• In the Clan camp at night, Trevor, Miles, Sophie, and Zoe awkwardly navigate the intimate sleeping arrangements enforced by the Clan. As they cluster under shared furs for warmth, Trevor struggles with the lack of personal space, while Miles analyzes the efficiency of their setup. Tensions rise with a distant predatory call, prompting a collective stillness among the Clan. Amidst the discomfort, Trevor's interactions with Tala add a layer of humor, culminating in his startled awakening as the scene closes.
• Under a starry sky, the Clan camp is tense as the Rival Clan approaches, threatening violence. Trevor, feeling anxious, distracts the rivals by playing Britney Spears' 'Oops!... I Did It Again' on his phone, leading to an unexpected dance party that diffuses the conflict. Both clans join in the celebration, leaving Trevor stunned at how music prevented war.
• Trevor wakes up in the Clan camp, physically trapped between two members and feeling out of place. As the camp comes to life, he manages to slip free and is handed a piece of charred meat, which he hesitantly tries after observing others eat. Meanwhile, Tala, a Clan member, mimics Trevor's words, adding to the awkwardness of the situation. Despite his initial reluctance, Trevor finds the meat tolerable and continues to eat while dealing with Tala's playful imitation.
• In a lively camp setting, Zoe leads a fun and educational session where she teaches her name and others to Ena, who enthusiastically repeats them. The excitement spreads as Ena names several Clan members, and Miles successfully introduces himself. However, Trevor struggles with the Clan's mispronunciations of his name, leading to humorous frustration until he concedes. The scene concludes with Zoe pointing to the fire, prompting Ena to repeat the word with delight.
• In the Clan's camp, Zoe teaches Ena how to shave her legs using a sharpened stone, leading to Ena's smooth legs catching Gor's attention. Gor lifts Ena and carries her to a hut, while Trevor makes a suggestive joke that Sophie quickly shuts down. As Zoe becomes the first beauty consultant, she is surrounded by eager Clan women, ready to learn more.
• In a tense discussion outside the Clan camp, Trevor, Miles, Sophie, Zoe, and Tala debate whether to return to the lab or stay and rebuild with local resources. Trevor mocks the idea of staying, while Miles suggests using available materials for reconstruction. As the argument escalates, Tala intervenes by providing a flint tool, but her support for Miles's ideas leads to further disagreement. The scene ends with Trevor closing his eyes in frustration, highlighting the unresolved conflict among the group.
• In a rocky geyser field, Miles leads a Clan crew in an ambitious construction project, utilizing raw materials in innovative ways. As chaos ensues with duplicated efforts and arguments, Sophie steps in to organize the group using a color-coded system, transforming the disarray into efficient collaboration. Miles explains the unique properties of their materials to skeptical Zoe and Sophie, while Trevor observes the unfolding dynamics with disbelief. The scene culminates in a newfound sense of order and teamwork, highlighting the importance of logistics in their endeavor.
• In a tense scene, Miles and his team work on a precarious structure around a geyser, built from bone, hide, and gourds. Despite warnings from Trevor and Zoe about the dangers of the heavy stone cap and the smell of burning insulation, Miles remains confident in his calculations. As pressure builds, the atmosphere grows quiet, leading to a countdown. However, when the stone cap fails to regulate, it launches, resulting in an explosive eruption of hot grey mud that obliterates the structure, highlighting the catastrophic consequences of their risky experiment.
• In the geyser field, a structure collapses in a cloud of ash and steam, leaving a crater of bubbling sludge. Miles stands clean behind a rock, while Sophie and Zoe are lightly affected, and Trevor and Tala are completely coated in thick grey mud. As the Clan scrambles back, Miles explains the technical failure, while Tala and Trevor react with resigned humor to their muddy predicament.
• In the Clan camp, Zoe and Sophie explore the significance of symbols and identity as Zoe paints a bold logo on a hide vest. The Clan women enthusiastically adopt the design, leading to a humorous yet unsettling realization for Miles and Trevor about the implications of branding and marketing. As Tala joyfully participates in the decoration, the scene highlights the contrasting approaches to civilization building between Zoe and Sophie, culminating in Trevor's exasperated remark about inventing marketing.
• At night by a small campfire, Miles reflects on his desire to improve the Clan's system, feeling frustrated and stuck. Zoe challenges his perspective, pointing out that the Clan already has a functioning system and that he is the variable disrupting it. As Miles observes the joyful interactions of Clan members, he realizes he has been trying to fix something that isn't broken. Accepting his limited understanding, he decides to simply observe rather than analyze, setting down a broken stone and embracing a moment of quiet acceptance.
• As the Clan navigates a narrow canyon, they gather minerals while Miles analyzes the geology. They discover a massive stone wall adorned with ancient and recent paintings, including a depiction of Miles that suggests he is being revered by the Clan. Tala mimics Miles's pose, while Sophie notes the shift in focus towards him. Tension rises as Trevor expresses concern about the implications of their teachings being documented. A distant rumble interrupts their unease, prompting Gor to signal the group to move on, but Miles remains troubled by the painting of himself.
• As dusk settles over a coastal forest, a group of travelers navigates a narrow ridge. Trevor struggles with a heavy load, while Brug carries water effortlessly. The atmosphere shifts when Gor suddenly halts, prompting the Clan to listen intently to a faint chanting sound, which Miles notes as unfamiliar. An ominous whoosh and flickering orange light signal a fire, leading Trevor to prematurely relax, assuming it's friendly humans. However, Gor and the Clan sense danger, preparing their weapons as tension rises. The group proceeds cautiously, aware that the unknown may pose a threat.
• The travelers observe a rival clan's chaotic bonfire, where crude imitations of their fire rituals lead to dangerous consequences. As the clan members engage in misguided rituals, a fire mishap occurs, causing flames to spread uncontrollably. Miles, realizing the urgency of the situation, decides to intervene and leads his group downhill to help contain the fire, while Trevor expresses disbelief at the unfolding chaos.
• A tired group, covered in soot, arrives at their camp at night, where clan members gather to inspect their damaged clothing. Trevor's companion initially drapes an arm over him but quickly rolls away after detecting an unpleasant smell. Despite the rejection, Trevor accepts the situation and closes his eyes, softly acknowledging the moment.
• In a geyser field, Miles examines the remnants of a failed structure and realizes they need deuterium, specifically sea water. He gestures dramatically to convey his need, prompting the Clan to bring fresh water, which he rejects due to its saltiness. As confusion arises, Miles draws a shoreline in the dirt to illustrate his point, with Zoe refining the drawing. Despite attempts to communicate, misunderstandings persist, leading to humorous exchanges about 'bad' water being 'good' and Tala's comment about 'shit water.' The scene highlights the challenges of communication and collaboration between Miles and the Clan.
• In a tense outdoor meeting, Trevor leads a discussion about their journey to the 'Big Water,' questioning the need for the Clan's involvement. Sophie and Zoe argue for including the Clan, emphasizing their knowledge and resources. As Trevor resists, Miles takes charge, declaring the necessity of water and unilaterally deciding they will go, shifting the decision-making dynamic. The scene captures the struggle for control and the urgency of their mission, ending with Miles asserting his authority.
• In a bustling daytime camp, Sophie organizes dried meat bundles while the Clan gathers supplies. Zoe and Ena communicate through hand signals to plan their route, and Miles tests flint tools for sharpness. Trevor, confused by a jagged object, asks Tala what it is, and she humorously identifies it as a rock, prompting Trevor's sarcastic response of 'Great.' The scene captures the active, preparatory spirit of the Clan with a touch of humor.
• At the edge of Camp Edge, a group prepares to embark on a mission into the wild. Ena, Tala, and others join Sophie and Zoe, who discuss the group's size. Gor signals Miles to lead the departure, prompting the group to move forward. Trevor expresses doubt about the plan, which Tala humorously agrees with, creating a moment of tension mixed with reluctant humor as they step into the unknown.
• In a lighthearted scene, a group traverses a challenging prehistoric landscape. Trevor struggles with his footing and comments on the poor terrain, prompting a playful exchange with Miles, who uses the term 'unmaintained.' Zoe navigates the ground with ease, while Tala humorously mimics Trevor's clumsiness and nearly falls, reinforcing Trevor's assessment of the terrain. The scene captures the group's dynamics through witty dialogue and physical comedy.
• As the group navigates a dense thicket, clan members forage for edible plants while Trevor observes them with suspicion. He receives a dark bean-like pod but is met with silence when he inquires about it. Upon discovering a similar bean and identifying it as coffee, Trevor's demeanor shifts from cautious to excited, despite Miles' skepticism. The scene concludes with Trevor focused on his newfound purpose, ignoring Miles' doubts.
• In this scene, Trevor attempts to boost morale by roasting and brewing coffee from beans over a small fire, sharing the process with Sophie and Zoe. The group reacts with mixed feelings to the drink, with Brug becoming particularly enthusiastic after trying it. As they enjoy the moment, the scene shifts to an open landscape where Miles examines the terrain, and the group reflects on their uncertain journey ahead while watching the sunset.
• Around a crackling fire in the wilderness, Trevor reflects on his struggle to adapt to a simpler life, admitting he doesn't hate it here despite missing the chaos of modernity. As the group shares their thoughts, Trevor's internal conflict eases, and he acknowledges his survival skills. A moment of connection occurs when he invites Tala to join the circle, marking a subtle shift towards belonging. The scene captures a blend of introspection, humor, and camaraderie as the group sits together under the stars.
• The group encounters a fast-moving river, and Trevor initially refuses to cross due to fear. Zoe and Sophie lead the way, while Miles crosses casually. Tala encourages Trevor to take the leap, and after a shaky start, he slips but is saved by Brug, who guides him across. Soaked but relieved, Trevor processes the experience and shares a moment of understanding with Tala before moving on.
• The group reaches the crest of a ridge and gazes in awe at the vast, endless ocean below, filled with rolling waves and a heavy salt-laden breeze. Trevor expresses a quiet acknowledgment of the view, while Zoe remarks on the sheer scale of the water. Miles, analyzing the scene scientifically, notes the sodium concentration, prompting Trevor to question his ability to assess it from such a distance. The moment is filled with wonder and practical observation as they take in the beauty of the ocean.
• At the shoreline, Trevor hesitantly steps into the cold surf, while Zoe boldly wades in, observing the endless horizon. Miles analyzes the waves and the scale of the ocean, while Tala playfully runs in, falls, and laughs. Sophie organizes the group to lift a massive mammoth hide, shaping it into a basin to collect water. After an initial mishap with a wave spilling water, they successfully fill the hide. The scene captures a mix of caution, playfulness, and determination as they work together.
• As the group struggles to carry a massive hide across uneven terrain, Trevor's quick thinking leads him to use coffee to energize Brug, who then stabilizes the load. However, Brug's newfound energy causes him to move too quickly, nearly spilling the 'Shit Water' they are transporting. The group must work together to regain balance, highlighting the tension and urgency of their situation, while also infusing moments of humor and camaraderie.
• A rival scout emerges from the reeds, recognizing Trevor and humorously referencing a pop song, which leads to a spontaneous sing-along among the clan members. While the scout celebrates Trevor's unintended fame, Trevor is mortified, declaring that he has 'destroyed humanity' as he grapples with the absurdity of the situation. The scene blends comedy and embarrassment, highlighting the unexpected impact of music on social dynamics.
• The group returns to the Clan Camp, exhausted and dirty, after their journey. They drop a massive mammoth hide and collapse to catch their breath. As they recover, Clan members approach with handmade garments resembling the group's modern outfits. Zoe and Sophie are pleased with their tailored versions, while Trevor protests his rough garment, and Miles appreciates the accurate details of his outfit, particularly the bowtie. The scene blends exhaustion with surprise and light humor as the group reacts to their unexpected gifts.
• The group steps out of the clan camp in a bizarre mix of Stone Age and modern attire. Trevor complains about his impractical leather-fringe slacks, while Zoe defends their practicality. Gor shows respect to Miles by bowing and receives a straightened tie in return. Tala inspects Trevor with mixed feelings, expressing both pride and frustration. The scene ends humorously with Trevor telling Tala to 'Pick one' before fading out.
• In scene 47, the group gathers around a small fire at the Clan camp, their silhouettes merging with the surroundings. Trevor, feeling less tense, lies down near the embers as a Clan member pulls a mammoth hide over him, prompting an internal struggle between his modern instincts and the warmth of acceptance. As he chooses to stay under the hide, Tala observes this surrender and engages in a brief dialogue with Trevor about acceptance. The scene captures a weary yet tentative emotional tone, culminating in Trevor closing his eyes after their exchange.
• In scene 48, the group tests a geyser-powered system they've built, with Trevor skeptical and Miles optimistic. As they work, Sophie directs the clan while Zoe translates, and Tala miscommunicates commands. The system initially functions well, creating a flickering portal, but chaos ensues when flow instability arises. Trevor reluctantly adds coffee to stabilize it, leading to a momentary success before the system collapses violently, leaving everyone soaked in mud and coffee. Amid the wreckage, they reflect on their near-success with a mix of humor and disappointment.
• At the clan camp's fire, Trevor settles into a cozy sleeping arrangement, comfortably integrating with the group. Meanwhile, Tala attempts to mimic this closeness but is abruptly shoved away by a hunter. Trevor, half-asleep, humorously advises Tala to choose someone to lie next to, highlighting the light-hearted dynamics of the clan's nighttime routine.
• Karr stands on a ridge at night, observing the clan camp below. A fellow hunter quotes Britney Spears, drawing attention to a young clan woman who is hairless beneath her skirt. Karr responds approvingly, but the scene shifts as males from a rival clan begin to chaotically descend the ridge, setting the stage for potential conflict.
• As the rival clan chaotically arrives at the camp, the main Clan quickly forms a defensive barrier. The hunter from the rival clan steps forward, offers a partially cooked animal leg to a female from the main Clan, and adjusts his necktie, initiating a humorous courtship ritual. Observing this, Trevor and Sophie engage in playful banter about the hunter's efforts compared to Trevor's, while Miles suggests they leave, feeling like intruders in a private moment. The scene ends with them snickering and holding hands as they depart.
• In a prehistoric geyser field, a group successfully activates a makeshift machine to open a portal, overcoming technical challenges through teamwork. Emotional farewells ensue as they acknowledge the clans' adaptations and share heartfelt goodbyes, exchanging hugs and tokens. As they step through the shimmering portal, the clans raise their hands in farewell, marking a bittersweet end to their journey.
• In Miles' lab, the group of four, still dressed in primitive mammoth hides, adjusts to their return from a prehistoric environment. They experience a moment of calm acceptance as they observe their surroundings, contrasting the high-tech lab with their crude clothing. Miles checks the machine's readouts, confirming their return, while Zoe suggests they leave. The scene transitions to Miles' apartment, where he opens his closet full of identical suits, offering them contemporary clothes, marking a shift from their past to the present.
• The scene unfolds as Miles, Sophie, Trevor, and Zoe step out onto a bustling city street, all dressed in ill-fitting clothes from Miles' rack. Despite the curious stares and confusion from passersby, the group walks purposefully together, embodying a sense of calm and confidence. Zoe takes Miles' hand, and they share a light moment discussing coffee, while Trevor and Sophie carry their unique styles with authority. The group remains unfazed by the public's reactions, continuing their journey and blending into the crowd.
• In a bustling Seattle coffee shop, four mismatched friends—Trevor, Miles, Zoe, and Sophie—enter unbothered by the curious stares of commuters. Trevor confidently orders coffee, while Miles engages in technical discussions about the espresso machines. Zoe observes the surroundings casually, and Sophie organizes the space around them. As they taste their coffee, they share a moment of synchronized silence, exchanging dry humor about their drinks. The scene captures their calm, stoic demeanor amidst the chaos of the café.

Act 1

• Seq 1:

  Miles calls Trevor late at night to explain his cold fusion breakthrough, but Trevor falls asleep. The next morning, Miles is in his lab, making adjustments and experiencing a failure. He considers calling Trevor again but decides against it and returns to work.

• Seq 2:

  Trevor meets Sophie at a coffee shop, where she suggests setting up her cousin Zoe with Miles. Trevor reluctantly agrees. Zoe arrives at the airport, texts Sophie, and rides through Seattle, observing the city and reflecting on her new life.

• Seq 3:

  Trevor visits Miles' lab to invite him to dinner, warning him not to explain anything. Miles then prepares at home, practicing greetings and writing rules for social interaction. He struggles with the choice between his lab and the date, ultimately deciding to go.

• Seq 4:

  At the bar, Zoe arrives and meets Miles, who is overdressed and awkward. He performs a serious disco dance that confuses everyone but intrigues Zoe. After the dance, Zoe asks Miles about his work, and he explains cold fusion. She asks to see his lab, surprising him.

Act 2a

• Seq 1:

  Zoe enters the lab, examines the machine, and pulls the espresso lever to stabilize the flow, but the system overloads and creates a violent portal that sucks the group into another world.

• Seq 2:

  The group wakes in a prehistoric landscape, encounters a woolly mammoth, and is discovered by a clan of early humans. They are led to the clan's camp, where they observe the organized society and begin tentative interactions, with Tala mimicking their words.

• Seq 3:

  Trevor's curse word 'shit' spreads rapidly through the camp as clan members repeat it, causing Trevor to panic and Sophie to react with surprise. The sequence ends with Trevor's failed attempt to stop the spread.

• Seq 4:

  Miles attempts to optimize the hearth but kills the flame, causing panic. Zoe intervenes by using hairspray and flint to ignite a new, more efficient fire, earning the clan's respect and bowing to Miles as the maker of fire.

• Seq 5:

  The group awkwardly integrates into the clan's sleeping arrangements, with Trevor resisting but being pulled into the huddle. The night is tense with animal calls and mimicry, ending with Trevor's eyes snapping open as Tala repeats his words.

• Seq 6:

  A rival clan arrives with spears, and tension escalates toward violence. Trevor plays Britney Spears on his phone, which distracts and transforms the confrontation into a dance party, averting war.

• Seq 7:

  Trevor wakes up sore and eats charred meat, while Zoe leads a naming session where clan members learn the travelers' names and introduce themselves. Trevor's name becomes mangled into 'No-trev-er,' and the clan adopts the word 'No.'

• Seq 8:

  Zoe demonstrates shaving with a stone razor and animal fat, first on herself and then on Ena. Ena's shaved legs attract Gor's attention, leading to a romantic moment, and Zoe becomes the clan's beauty consultant.

• Seq 9:

  The group debates their next move: Trevor wants a plan, Miles suggests rebuilding the machine using local materials, and Zoe proposes staying. Tala gives Miles a flint rock, and Miles spots a geyser as a potential pressure source, setting a new goal.

• Seq 10:

  Miles leads the construction of a makeshift machine at the geyser field, using gourds, reeds, and hides. Sophie introduces color-coded logistics to organize the clan. The test fails catastrophically as the machine explodes in a mud blast, coating Trevor and Tala in mud.

• Seq 11:

  Zoe creates symbols for the clan, which are rapidly adopted, while Miles becomes unsettled by the speed of cultural change. He sits alone, and Zoe challenges him to stop trying to fix the clan's system. Miles begins to see the clan as a functioning system, not a problem to solve.

Act 2b

• Seq 1:

  The group explores a canyon of petroglyphs and finds newer paintings depicting Miles as a god-like figure with a chimney-fire, kneeling followers, and symbols of their technology. Tala proudly identifies the figure as 'My-ulls.' Sophie notes the visual focus has shifted to Miles, and Ena touches the painted fire then Miles's chest. Trevor suggests stopping teaching them things, and Miles worries about the implications as a distant rumble signals danger.

• Seq 2:

  The group moves through a coastal forest ridge at dusk, hears chanting and a whoosh, and sees orange light. They emerge to find the rival clan's encampment with a poorly built bonfire imitating Miles's chimney, causing thick black smoke. The rivals have copied the imagery but not the process, leading to a collapsing fire pit that spreads flames into dry brush. Miles recognizes the consequences, and the group reluctantly heads downhill to help contain the fire.

• Seq 3:

  The weary, soot-covered group stumbles into camp at night. Clan members touch their damaged clothing. Each falls into their sleeping area. Trevor's companion sniffs him, grimaces, and rolls away, leaving Trevor slightly hurt but accepting, closing his eyes with a soft 'okay.'

• Seq 4:

  Miles studies a broken piece of stone and deduces they need deuterium, which he clarifies as sea water. The clan brings various water samples; Miles identifies salt water as correct. He draws a map in the dirt, and Zoe refines it to show a shoreline with endless water. Ena confirms the location is far, and Tala calls it 'shit water,' which Trevor rejects.

Act 3

• Seq 1:

  Trevor resists the plan to go to the Big Water, but Sophie, Zoe, and Miles overrule him. The clan prepares supplies, and Gor gives them leave to go. Trevor reluctantly joins the expedition, with Tala echoing his complaints.

• Seq 2:

  The group struggles across uneven ground. Trevor finds coffee beans, roasts them, and brews a crude coffee. The clan initially rejects it, but Brug becomes addicted. Miles scans the terrain for resources. They crest a ridge and see endless land, with Trevor asking how far they must go.

• Seq 3:

  Around the fire, Trevor admits he doesn't hate it here and reflects on his changed perspective. The group shares a quiet moment of belonging, with Tala echoing Trevor's words. Trevor leans back, no longer resisting.

• Seq 4:

  The group reaches a fast-moving river. Trevor refuses, but the others cross. Trevor follows, slips, and is saved by Brug. He processes the near-drowning and continues, gaining a small measure of resilience.

• Seq 5:

  The group crests a ridge and sees the ocean. They approach the shore, and Miles confirms the salt concentration is sufficient. They improvise a mammoth-hide basin to collect water, successfully filling it despite initial difficulties.

• Seq 6:

  The group struggles to carry the sloshing hide. Trevor uses coffee to bribe Brug into carrying most of the weight, but Brug's caffeine-fueled speed causes near-disaster. They stabilize and continue. A rival scout appears, recognizes Trevor from the pop song, and spreads the meme further.

• Seq 7:

  The group staggers into camp and drops the water. The clan presents them with crude hide versions of their modern clothes. Zoe and Sophie receive well-made garments, Trevor gets a mess, and Miles gets a bowtie. Gor wears a bowtie in deference to Miles, who straightens it.

• Seq 8:

  Over two nights, the group integrates further. Trevor initially tenses when a clan member shares a hide but then relaxes and sleeps. The next night, he lies down without hesitation and finds comfort. Tala tries to imitate him but fails. The group is now fully settled.

• Seq 9:

  Karr observes the camp and sees a hairless woman, which intrigues him. The rival clan descends and approaches peacefully. A hunter offers a woman a cooked leg and a necktie, initiating a courtship. Trevor and Sophie joke about it, and Miles feels awkward.

• Seq 10:

  The group constructs a reinforced geyser machine. They activate it, and despite a slip, they stabilize it through teamwork. Emotional farewells occur with the clan. The group steps through the portal, which collapses behind them.

• Seq 11:

  The group returns to Miles' lab, silent and changed. They change into Miles' clothes and walk out into the city. They move with prehistoric calm, unbothered by stares. They go to a coffee shop, order coffee, and evaluate it with shared language, finding it good but not as good as their 'Shit Water' brew. They sip in synchronized silence.