Chapter 1: The Tease at 30,000 Feet
The cabin air held a scent of polished wood and chilled champagne. It was the kind of quiet that cost a fortune, a bubble of pressurized calm sixty thousand feet above the Atlantic. Clara stretched her legs, letting one bare foot brush against the cuff of Mr. Henderson’s impeccably tailored trousers. He was fifty, maybe fifty-five, with a watch that probably paid for her college tuition. He didn’t look away from his tablet, but a faint flush crept up his neck.
“Case,” Clara said, her voice a low hum meant to travel only across the intimate space between their facing seats. “I’m bored.”
Casey looked up from her book, a soft smile playing on her lips. She’d seen this routine before. “You’re always bored. Read something.”
“I don’t want to read. I want to play.” Clara shifted again, a deliberate, cat-like motion that made the butter-soft leather of her seat sigh. Her dress, a slip of emerald silk, rode another inch up her thigh. Out of the corner of her eye, she saw Mr. Henderson’s knuckles tighten on his device.
Casey rolled her eyes, but a spark of amusement lit her blue gaze. Her own seatmate, a younger exec named Davis, had been stealing glances at the curve of her shoulder since takeoff. She marked her page with a finger and slowly, languidly, twisted her torso to gaze out the window at the endless bank of clouds below, letting her sweater gap just enough. When she settled back, Davis was staring openly. She offered him a mild, polite smile that didn’t reach her eyes, then turned back to Clara.
It was a game of minute adjustments. A crossed and recrossed ankle. A lean forward to retrieve a lip balm, giving a whispered suggestion of cleavage. A sigh that lifted shoulders and drew attention to the line of a throat. They were masters of this quiet, bloodless sport. It passed the time. It was a reminder of the soft, unspoken power they carried in their bones.
Clara was in the middle of a particularly elaborate stretch, her back arching, when a peculiar sensation slithered up her spine. It wasn't a cramp. It was a deep, internal twang, like a cello string being tuned tighter. She froze mid-motion.
“You okay?” Casey asked, her playful tone fading.
“Weird stitch,” Clara muttered, settling back. But the feeling didn’t subside. It settled into a low, persistent hum in her marrow. She felt… full. A minute later, as she reached for her champagne flute, she noticed the sleeve of her dress felt taut across her bicep. She dismissed it. In-flight dryness. Fabric shrinks.
Then Casey shifted uncomfortably. “Is it just me, or is it getting warmer in here?”
“A little,” Clara agreed. She tried to recross her legs and found her knees met the console table between them with a soft thump. That was wrong. She’d had plenty of room before. A cold thread of unease began to weave through her boredom.
Davis cleared his throat. “Everything alright?” he asked Casey, his voice oddly strained.
Casey looked down at her own legs. Her sleek, black trousers were pulling tightly across her thighs, the fabric she knew so well now stretching into unfamiliar territory. She met Clara’s eyes across the space. In the golden gloom, she saw a reflection of her own dawning confusion.
Clara’s gaze dropped to her own feet. Her stylish ankle-strap heels, once a perfect fit, were now visibly, painfully tight. The straps were biting into flesh that seemed… more flesh than it had been twenty minutes ago. She felt a subtle, undeniable pressure along the entire length of her body—against the seatback, against the armrests, a gentle, insistent press from all sides.
“Clara,” Casey whispered, the word sharp with alarm. “My feet.”
Clara looked. Casey had subtly kicked off her loafers. Her socked feet, pressed flat to the cabin floor, looked longer. Not dramatically, but undeniably. The arch was higher, the line from heel to toe extending just beyond the memory of itself.
A bizarre, detached logic took hold in Clara’s mind. She uncrossed her ankles and planted both feet firmly on the floor. She pushed herself upright, feeling the muscles in her back and legs engage differently. The top of her head, which had previously lounged well below the headrest, now brushed against it. A slow, impossible tide was rising inside her.
Mr. Henderson finally put his tablet down. He was staring, his professional veneer cracked open by pure, uncomprehending astonishment. He wasn't looking at her body with lechery anymore. He was looking at her, at the space she occupied, with the bewildered fear of a man witnessing a magic trick that broke the laws of physics.
“Is the cabin pressure… affecting you ladies?” Davis asked, his voice too high.
Neither woman answered. They were locked in a silent dialogue of panic. Clara felt her scalp tingle, a faint, weird itching as if her hair follicles were being pulled. Her perspective of the cabin shifted subtly; the luggage bins seemed marginally closer, the floor a little further away. Her beautiful, confining dress was now a second skin strained at every seam. She heard a tiny, distinct pop and felt a button at her side give way.
Casey gasped, pressing her hands flat against the seat on either side of her hips. “I feel… stretched.” It was the only word for it. A continuous, lazy, relentless elongation. The boning in her top was pressing into ribs that seemed to have expanded.
It wasn't painful. It was profound. A fundamental rewriting of their physical truth, whispered into being by the hum of the jet engines.
Clara, driven by a surge of defiant panic, unclipped her seatbelt. The mechanism, designed for a woman of five-foot-eight, slid over hips that were now wider, higher. She placed her hands on the armrests and pushed herself up to stand.
The world recalibrated.
Her head cleared the top of the seatback easily. She looked down, not across, at the stunned face of Mr. Henderson. The cabin, once a spacious pod of luxury, now felt quaint, slightly compressed. She could see the part in Davis’s hair. The polished mahogany of the galley divider was at a new eye level.
She turned, her movements feeling strangely elegant and too-large for the space. Casey was rising too, her movements slow, mesmerized. Their eyes met, now literally on a new level. Casey’s curly head, which had always been a few inches below Clara’s, was now nearly even with it.
A flight attendant paused at the entrance to the cabin, a polite smile frozen on her face as it tilted upward to meet Clara’s gaze. The smile faltered, dissolved into open-mouthed shock.
Clara looked at Casey, really looked. Her friend was taller, her curves amplified, her presence in the space undeniably, powerfully more. Casey stared back, her blue eyes wide with terror and a wild, dawning exhilaration.
Without a word, Clara reached out. Their hands met, fingers lacing together. Clara’s hand, once elegantly slender, now enveloped Casey’s completely. They stood there in the hushed, amber-lit cabin, two women transformed, feeling the press of the low ceiling on the crowns of their heads. They were six feet tall. The game was over. Something else had just begun.
Something else had just begun.
The hum in their bones didn’t fade. It intensified. It became a vibration, a rising cello note tuning past its limit. The initial, eerie stretch had been a prelude. Now the conductor dropped the baton.
“Clara—” Casey’s voice cracked. She looked down at their joined hands. Clara’s knuckles, once delicate, were broadening, the tendons in her wrist becoming prominent ropes under skin that seemed to be tightening over new, solid scaffolding. A sharp, deep ache bloomed in Casey’s own thighs, a burning sensation as if her muscles were being knit longer, fiber by fiber.
It was no longer subtle.
Clara gasped as her shoulder connected hard with the curved cabin ceiling. A dull thunk echoed in the stunned silence. She hadn’t moved. The ceiling had come to her. She was still going.
“What is happening?” Mr. Henderson’s voice was a strangled whisper. He was pressed back into his seat, shrinking away from the woman who was now visibly, undeniably expanding above him. Her emerald dress, already strained, gave a sickening series of pops as seams along the sides split open. The silk tore like tissue paper, revealing a slash of hip that was wider, denser.
“Ladies, you must sit down!” The flight attendant, Michelle according to her badge, finally found her voice. It was a command, but it trembled. She took a step forward, her training battling pure disbelief.
Casey tried to answer. A wave of heat washed through her, a sensation of her very skeleton pushing outward. She felt her sweater sleeves creep up her forearms, which were lengthening, the bones themselves feeling less like sticks and more like steel cables. She looked at Davis. His face was a pale moon staring up at her. The top of his head was now level with her sternum.
“We can’t,” Clara breathed, the words feeling strange in a mouth that seemed different. Her teeth ached. She ran her tongue over them. They felt larger. “It won’t stop.”
The acceleration was the most terrifying part. The slow creep had been unsettling, but this was a surge. It was a physical force, an internal tide they could not stem. Clara felt her spine straighten further, vertebrae clicking, the crown of her head now pressing firmly, then insistently, against the cabin ceiling. The polished acrylic groaned.
Casey’s body obeyed the same brutal rhythm. A sharp, stretching pain radiated from her hips as they flared, the waistband of her trousers biting fiercely before the button shot off like a bullet. It pinged against a window. Her curves, once athletic, became monumental. Her chest pressed against her sweater, the fabric groaning. She was looking directly at the emergency oxygen panel. She remembered boarding, having to glance up at it.
Now it was eye-level.
“Oh my god,” Michelle whispered. She backed up, fumbling for the cabin interphone. “Code… I need a code…”
Panic erupted. Davis scrambled over the armrest of his seat, falling into the aisle in his desperation to get away. Mr. Henderson just stared, mouth agape, as Clara’s torn dress revealed a landscape of body that defied every convention of the first-class cabin. Her legs, long and powerful, were braced against the floor and the seat opposite. One of her ankles, visibly thicker, had snapped the delicate strap of her heel.
The plane hit a pocket of turbulence. It was minor. But to Clara and Casey, it was catastrophic. Their new height, their unstable center of gravity, made the shift feel like an earthquake.
Clara swayed, her shoulder crushing into a fiberglass light panel. It shattered with a crisp, explosive sound. Shards of plastic rained down on Mr. Henderson. He yelped.
“We have to get out of here!” Casey cried, her voice deeper, richer with new resonance. She tried to take a step toward the aisle, but her movement was a clumsy, powerful lurch. Her head, a tumult of dark curls, slammed into a luggage bin. The dent was immediate and deep. The door warped, a latch snapping.
“Stay where you are!” Michelle shouted, the interphone now in her hand. “You are damaging the aircraft!”
“You think we’re doing this on purpose?” Clara roared. The force of her own voice shocked her. It was a roar, not a shout. A bass note of pure frustration and fear that rattled the champagne flutes on their trolley.
The growth was relentless, a geometric progression. Clara was folded almost double now, the ceiling forcing her neck into a cruel bend. Her back was a wide, straining arc against the mahogany. She could feel her heart pounding, a massive drum driving a body that was becoming a monument. Each breath filled lungs of greater capacity, a dizzying hyperventilation.
Casey crouched in the aisle, a giantess in a dollhouse. Her knees were near her ears. Every ragged inhalation stretched her sweater to its absolute limit. The seams under her arms split with sounds like gunshots. She saw the fear in the eyes of the people peering from the curtain of economy class. She saw phones raised, filming. Their faces were tilted upward, a sea of awe and horror.
She reached for Clara, her hand now the size of a dinner plate. Their fingers clutched, a desperate, crushing grip. In that touch was the only anchor left.
Michelle was screaming into the interphone. “They are still growing! I need the captain! Prepare for… I don’t know! Prepare!”
With a final, sickening crunch of composite materials, the ceiling above Clara’s head gave way. A hidden conduit snapped, spraying a fine mist of hydraulic fluid. Wires, like spilled intestines, coiled around her shoulders. The amber light died, plunging their corner of the cabin into emergency shadows, strobed by the flashing pulse of a ruptured system.
In the dark, the only sounds were the panicked screams of strangers, the relentless creak of straining bones and ligaments, and their own two, thunderous heartbeats, pounding out of sync, pounding out of control.
In the dark, the only sounds were the panicked screams of strangers, the relentless creak of straining bones and ligaments, and their own two, thunderous heartbeats, pounding out of sync, pounding out of control.
Then the sound changed.
It became a roar. Not from outside. From within.
It started in Clara’s core, a seismic shudder that wasn’t a tremor but a continental plate shifting. The deep hum became a screaming vibration. “Casey!” she tried to shout, but her voice was lost in the noise of her own body—a sound like a bridge cable snapping, repeated a hundred times over.
It wasn’t growth anymore. It was eruption.
Clara’s back, already bowed against the ceiling, slammed upward with catastrophic force. The entire structural spine of the cabin above her—wires, conduits, the polished ceiling panel—disintegrated into a cloud of shredded plastic and sparking circuitry. Cool, thin stratospheric air whistled into the cabin from the ruptured pressure layer above. Her shoulders, now as wide as a seatback, ground into the support beams on either side. The metal shrieked, bending outward.
She was a piston, and the plane was her cylinder.
Casey felt it a second later. A final, terrifying release of some biological lock. Her crouched form in the aisle uncoiled. Her spine straightened with a series of pops that echoed like firecrackers. Her head, a maelstrom of dark curls, punched through the luggage bin she’d dented moments before, shredding it, sending suitcases tumbling like toys into the screaming rows behind the curtain. She was tall, so tall, and she was still filling the space, her hips swelling, pressing against the seats on either side of the aisle. The seats groaned, then cracked, their frames splintering.
“Stop! Please, stop!” Michelle the attendant was sobbing, crouched in the galley, but her words were nonsense, ancient history.
Clara’s left leg, thickened and impossibly long, jackknifed outward. Her foot, bare now and the size of a briefcase, connected with the forward bulkhead—the wall separating first class from the cockpit. The laminated composite material, designed to withstand a crash, bowed inward with a deafening crunch. A web of cracks raced across its surface.
The pressure differential became a physical thing. A hurricane wind screamed through the cabin, tearing napkins, magazines, hats, into a vortex. The oxygen masks dropped, swinging wildly like bizarre pendulums before being ripped away.
Clara’s right arm, seeking balance, swung back. Her fist, large enough to cradle a human head, connected with a window. It didn’t crack. It vanished. The laminated pane simply exploded outward in a single, coherent sheet, succumbing to the insane pressure difference. With a soul-sucking roar, everything not nailed down—phones, purses, Mr. Henderson’s tablet—flew into the black, icy night.
Casey was tangled in the architecture of the ceiling. Her growth was forcing her upward, but the fuselage was in the way. Instead of yielding further, it held. For a millisecond. She felt a crushing resistance against her shoulders, her back, the crown of her head. A profound, metallic strain.
Then, the noise swallowed the world.
It wasn’t an explosion from an engine. It was the airplane itself giving up.
The fuselage, stressed beyond any conceivable tolerance, tore open along the seams where two giants pressed against its skin. The ripping sound was like the sky being torn in half. A jagged canyon of light—moonlight on cloud—appeared down the length of the cabin ceiling, widening instantly into a gaping maw.
The rush of air was no longer a wind. It was a vacuum cleaner the size of a planet. Seats ripped from their moorings. People still strapped in were hauled upward, their belts becoming deadly tethers. The screams were cut off, stolen by the void.
Clara felt the floor drop away. Or she rose through it. There was no difference. One moment she was embedded in the dying machine, the next she was surrounded by screaming cold and deafening silence. Shreds of emerald silk whipped around her. The plane was gone from around her. She saw a panorama of impossible scope: the curved edge of the Earth, an infinite blanket of stars, and below, a scattering of glittering debris that had been a Boeing 787. A wing, spinning slowly. A cluster of seats. Unidentifiable metal fragments catching the moon.
Casey was there, too, tumbling alongside her in the vast, silent nothing. They were naked, colossal, their bodies pale and monumental against the starfield. Their eyes met across the distance, wide with a terror so absolute it was almost peace. The air was gone. The cold was a physical assault, immediate and burning. The pressure was crushing, expanding.
They were not falling.
They were floating, turning slowly in the dark ocean of the upper atmosphere, two titans born from a first-class cabin, alone with the stars and the expanding cloud of wreckage below them.
The last thing Clara felt, before the cold seized her thoughts, was the strange, horrifying sensation that the screaming vibration inside her bones had not stopped. It had only paused. It was waiting.
The silence was absolute. A vacuum, not just of air, but of sense. Clara tumbled, a pale leviathan spinning against the star-scattered black. The cold was a chemical burn, instantly searing her skin, her eyes, her lungs that screamed for a breath that wasn’t there. Yet, she didn’t black out. The pain was immense, a shocking, clarifying agony—and then it simply… plateaued. Her flesh tingled, hardened, became a numb, living shell against the impossible cold.
Casey.
The name was a silent shout in the void. She forced her head to turn, muscles in her neck like hydraulic pistons moving through gel. There, maybe a hundred yards away, another colossal form tumbled end over end. Dark curls whipped around a face frozen in a perfect, silent scream. Their eyes met. In Casey’s wide blue gaze, Clara saw her own terror reflected, and something else—a dawning, horrifying understanding that they were not dead. Not freezing. Not breaking apart.
The planet below was no longer a curved diagram. It was a flat, fast-approaching wall of dark green and glittering light. The sense of falling, absent in the void, slammed into her gut. Wind, thin and furious at first, began to whistle in her ears. Then it was a roar. Then it was the only thing in the universe.
The atmosphere grabbed them. It was less like falling and more like the sky itself had become a raging river, and they were boulders being shoved downstream. Clara flailed, instinct taking over. Her limbs, her massive limbs, met the resistance of the air. She spun onto her stomach, the brutal drag stabilizing her into a belly-down descent. The wind tore the last gossamer shreds of her dress into nothingness. She was naked, enormous, and plunging toward the crawling lights of a city’s edge.
She tried to scream. The wind ripped the sound from her throat, filling her mouth, her lungs that somehow pulled oxygen from the thin, screaming air. She could see details now. The geometric grids of suburban streets, the silver stitches of swimming pools, the tiny blocks of houses. They were aiming for it. There was no steering.
A glimpse to her right. Casey was there, a dark streak against the bruising purple of the pre-dawn sky, her body also oriented toward the earth, her arms rigid at her sides. Their eyes locked again. No words were possible. Only a shared, staring dread.
The ground didn’t so much rush up as it exploded into being.
One second she was in the roaring air, the next she was plowing through it. There was no transition.
CRRRRRUUUUNCH.
It wasn’t an impact. It was an eradication.
Her left hip clipped the peak of a roof. The house didn’t just collapse. It vaporized in a plume of shattered timber, asphalt shingles, and insulation that bloomed around her like a grey flower. She felt the contact as a vague jolt, a pressure, nothing more. No snap of bone. No flare of pain.
Then she was plowing through the second story of a larger, two-story colonial. Wood, glass, brick, plumbing—it all parted before her like water. A sofa, a fridge, a framed family photo disintegrated into splinters and dust against her shin. She saw the shocked, upturned face of a man in boxer shorts for a nanosecond before she was through his bedroom wall and into open air again, for a single, breathless moment.
Then the main impact.
The earth.
It felt like diving into a foam pit, if the foam was concrete, soil, sewer lines, and foundational slab. The sound was a deep, subterranean THOOM that shook the bedrock. Clara drove a crater twenty feet deep. A shockwave of pure force rippled out from the point of her body, shearing houses off their foundations, popping windows for three blocks in every direction, and flipping cars in driveways like toys.
Silence. A thick, dusty, deafening silence.
Clara lay in the pit, on her back. Gray dust, drywall powder, and dirt swirled in a slow-motion blizzard around her. She stared up at the sky through the ragged hole she’d torn in the world. Dawn was a faint pink smudge on the edge of the crater. She breathed. Out. The air was full of pulverized brick and the bitter tang of severed electrical cables.
She moved her fingers. They worked. She bent her knee. It obeyed. Slowly, as if afraid it might be an illusion, she raised a hand in front of her face. It was huge, caked in grime and white dust. She turned it. No scratches. No bruises. The skin was flawless, if filthy. She pressed a thumb into her palm. It felt normal. It felt like her hand. Just… scaled up. Indestructible.
A groan of shifting metal and a waterfall of falling debris echoed from nearby.
“Clara?” The voice was low, ragged with dust, but unmistakably Casey’s. It was also, somehow, right there. As if she were speaking from just a few feet away.
Clara sat up. Dirt and rebar cascaded off her. She was sitting in a small canyon of her own making. To her left, the ruins of six houses were piled like matchsticks. To her right, another massive crater yawned.
And in it, pushing herself up on hands the size of tractor tires, was Casey.
She was covered in the same gray powder, her curls a wild, dusty nest. A length of copper pipe was tangled in them. She blinked, her blue eyes shockingly bright in her filth-streaked face. She looked down at her own body, turning her hands over, slapping her thighs as if checking for injuries.
“Holy shit,” Casey whispered, the words carrying perfectly in the eerie quiet. “Holy fucking shit. Did you feel that?”
“I felt… pressure,” Clara said, her own voice a resonant, unfamiliar contraito. She climbed to her feet. The movement was effortless. The crater wall crumbled as she used it for purchase. “No pain. You?”
“Nothing.” Casey stood, mirroring her. A minivan, crumpled and upside down, was wedged near her feet. She stepped over it without a glance. “I went through a house. I saw a… a kid’s bike. It just… disappeared.” Her voice hitched. “Clara, what are we?”
A new sound cut through the settling dust. A distant, rising wail. Sirens. Not one or two. Dozens. A chorus of them, converging from all points of the compass.
Then, closer, a human sound. A cough. A ragged, weeping breath from beneath a pile of siding and shattered lumber twenty yards from Clara’s crater.
Clara’s immense heart, a drum she could feel beating in every part of her new body, lurched. Without thinking, she took a step toward the sound. Her foot came down on the wreckage of a garage. The structure compressed with a weary sigh into a pancake of plywood and concrete.
She froze.
Casey’s eyes met hers across the devastated suburb. The sirens screamed louder, closer. The first flashing red and blue lights pulsed against the pre-dawn sky, strobing through the clouds of dust.
They were naked, invulnerable, and standing in the middle of a disaster they had caused without a scratch. And the world was finally, loudly, coming to ask them why.