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Dawn of the Harem Planet

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All characters are over the age of 18. The people in this story live on a very warm tropical planet with radiation delaying puberty for people till age 18. This makes male births much rarer than females, giving rise to harem based relationships. The first signs of puberty are increased interest and feeling about the opposite (or same) sex, and erections develop. Culturally, parents do not discuss puberty and sex, leaving people very ignorant about sexual urges and body development. They believe this results in more babies born to populate the planet. Mark is a shy submissive guy, 19 years old, a blond college freshman, and the only male on the swim team with many women. He has always liked Jessica and Jean, and wanted to be more than casual friends. He is a voyeur, and has always been curious about girls bodies, even before puberty. His 6 inch flaccid cock recently has eight inch erections, making it awkward in tight speedo swim suits. No one on the team knows Mark is starting puberty, as his blond pubic hair is hard to notice. Jessica and Jean are 18, beautiful blond freshmen, also on the swim team. They have known and liked Mark since grade school, and are good friends of his, but consider him a nerdy guy and a good swimmer. Jessica and Jean are outgoing woman, just starting puberty, with breasts starting to fill out. Faint blond pubic hair is starting to grow. Their emotions and feelings are changing, with more attention paid to men’s bodies. Jean really likes Jessica and Mark and she wants a relationship with Jessica and maybe Mark too, but is too shy to initiate anything. Due to the heat, they wear short dresses and miniskirts, no underwear and loose revealing tops always. At the beach and parks, they prefer to be nude. For Mark, since puberty, this arouses and frustrates Mark continuously. Jessica’s twin sister is Chloe, age 19. She is visiting Jessica and knows Mark and Jean well. Chloe is further along in puberty, understanding a little more about how their feelings will develop, though still mostly ignorant about sex. The first scene has Mark, at the first swim practice since reaching puberty, still in his speedo, sitting with Jessica’s sister Chloe. Mark is watching Jessica and Jean. Chloe is asking Mark about the three of them and their relationship. She notices Mark’s constant attention on Jessica and Jean. She thinks he is interested in the two women. Chloe hopes she will help Jessica by asking him to help organize the dorm.

Chapter 1: Poolside Confessions

The bleachers baked. Heat rose in visible waves from the cracked concrete, the salt-stain patterns glistening like a forgotten map. Mark felt the burn through his thin shorts, a dull, persistent counterpoint to the frantic rhythm in his chest. The air was a wet blanket, thick with chlorine and coconut sunscreen and the sweet, decaying smell of overripe fruit from the palms overhead.

He kept his eyes fixed on the turquoise rectangle of water, a relief to look at even if it gave no relief from the heat. His shoulders were hunched, his swim bag a barrier on his lap.

A ripple broke the surface, then two. Jessica and Jean exploded from the water in sync, gasping, pushing soaked hair from their faces. Water sheeted off them. Mark’s breath hitched. Their racing suits were dark wedges against their skin, the fabric clinging with a faithfulness that felt intimate, revealing every contour from the swell of their breasts to the sharp cut of their hip bones. Droplets clung to their shoulders, their collarbones, tracing paths down their sternums before being absorbed by the material.

Jessica laughed, head thrown back, throat exposed. Jean shoved her playfully, sending a spray of water into the air. The movement made her body shift, the suit straining for a second. Mark’s own body reacted instantly, a deep, involuntary tightening, a surge of blood that made him press the bag harder against himself. He felt the familiar, trapped pressure, the soft cotton of his shorts doing little to hide the urgent swell against the rough fabric of his speedo beneath. Six inches soft was a fact he knew from terrified, private measurements in his dorm bathroom. Now, it was more. It was a problem.

“You’re staring so hard you’re gonna burn a hole in their suits.”

The voice, close and amused, made him jump. Chloe had settled on the bleacher beside him without a sound. She was leaning back on her elbows, legs stretched out, her sundress riding high on her thighs. The fabric was thin, pale yellow. He could see the darker shadow of her bikini bottoms beneath.

“I’m not staring,” he muttered, forcing his gaze back to the pool, where the two girls were hauling themselves out. The water sluiced down their legs, pooling at their feet on the hot deck.

Chloe snorted. “Right. And I’m not sitting here. Come on, Mark. It’s written all over your face. And, you know, other places.” She didn’t look at his lap, but the knowing tilt of her smile was worse.

His face flushed hotter than the sun could account for. He willed himself to think of cold things, of ice, of the deep end. It was useless. Every glimpse was gasoline. Jean bending over to wring out her hair, the suit pulling tight. Jessica stretching her arms overhead, the line of her body endless. He was hyper-aware of everything: the rub of his own thigh against the rough concrete, the way his cock was trapped, bent uncomfortably to the side, the blond curls at his groin damp with a sweat that had nothing to do with the heat.

“It’s just hot,” he managed, his voice tight.

“Yeah,” Chloe said, drawing the word out. She followed his line of sight. Jessica was leaning close to Jean, whispering something, her hand on Jean’s arm. They were smiling. “They’re roommates, you know. In Carson Hall. Right next to my dorm.”

Mark knew. He knew their class schedules, what they usually ordered at the campus cafe, the sound of Jessica’s laugh. He collected these details without meaning to, fragments that filled his head at night when the dorm was quiet.

“So?” he said.

“So, they’re a mess. Their room, I mean. I was in there yesterday. Clothes everywhere, books stacked like they’re gonna build a fort. Jessica was complaining about losing her psych textbook under a pile of Jean’s sports bras.” Chloe paused, letting the image hang in the humid air. “They were talking about needing help to organize it before midterms. Something about needing a neutral third party to decide what to keep and what to toss.”

She finally turned her head to look at him. Her eyes were a bright, clear green. “A guy’s perspective, maybe.”

Mark’s heart was a hammer against his ribs. The idea was immediately, terrifyingly vivid. Being in their space, surrounded by their things, the air smelling like them—perfume and laundry and that underlying scent he sometimes caught in the locker room after practice, musky and warm.

“They wouldn’t want me in there,” he said, but the protest was weak, swallowed by the roaring in his ears.

“Are you kidding?” Chloe laughed, a short, percussive sound. “You’re harmless. You’re on the team. You’re like… a puppy. They’d think it was cute. And you’d get to be helpful.” She nudged his foot with hers. “And you’d get to see where they sleep. Where they get dressed. Think about it.”

He was thinking about it. He couldn’t stop. The thought was a live wire in his gut, fusing with the ache in his groin. He watched as Jessica and Jean gathered their towels, slinging them around their necks. They walked toward the showers, hips swaying, leaving dark, fleeting footprints on the sun-bleached concrete. Jessica glanced back over her shoulder, not at him, but at the pool. The sun caught the curve of her cheek, the line of her jaw. For a split second, her gaze swept past the bleachers.

Mark looked down, panic spiking. Had she seen him? Seen him watching? His knuckles were white where he gripped his bag.

Chloe stood up, brushing concrete dust from the back of her legs. “Their practice is done at four tomorrow. I’ll tell them you’re practically a professional organizer. Be at Carson, third floor, room 308. Don’t wear that.” She gestured vaguely at his distressed shorts and baggy t-shirt. “But don’t try too hard, either. Just be you. The quiet, helpful one.”

She walked away, her sandals slapping softly against the stone. Mark was alone again with the heat and the pounding in his skull and the relentless, pressing fullness between his legs. The pool was empty now, just restless, glittering water. But the afternoon was full of new, terrifying possibility. A closed door. A room full of intimate chaos. A chance to step out of the blinding sun and into the shadowy, private world of their things.

He waited until the coast was completely clear, until the only sounds were the distant hum of the filter and the rustle of palm fronds. Then he stood, movements stiff and careful, adjusting the burden in his pants with a grimace. He walked toward the locker room, each step a tender negotiation, his mind already in a dorm room three buildings away, drowning in a sea of their clothes.

He walked toward the locker room, each step a tender negotiation, his mind already in a dorm room three buildings away, drowning in a sea of their clothes.

The heavy door sighed shut behind him, muffling the world outside. The men’s locker room was empty, echoing with the drip of a distant shower. He stood for a long minute in the cool, tiled silence, trying to will the stubborn, aching fullness in his shorts to subside. The image of water beading on Jessica’s skin wouldn’t leave him. He splashed cold water on his face, the shock doing little but heighten his senses.

When he finally emerged, changed into dry shorts and a clean t-shirt, the late afternoon light was softer, casting long shadows across the deck. He rounded the corner of the pool building, his bag slung over his shoulder, and stopped dead.

Jessica and Jean were coming out of the women’s change room. They’d showered. Their hair was damp, darker at the ends, clinging to their necks and shoulders. They wore what they always wore after practice: tiny, flimsy dresses that barely covered their thighs, and loose, sleeveless tops that slipped off one shoulder or the other. They were laughing, digging in their bags for sunglasses.

A gust of wind, hot and sudden, whipped across the courtyard.

It caught the hem of Jessica’s pale blue dress first, lifting it in a fluttering arc. Then Jean’s, a soft peach color. The fabric danced upwards, revealing the long, smooth expanse of their thighs, the shadowed meeting of their legs, the vulnerable, bare curve beneath. No lines, no lace, nothing. Just skin, damp maybe from the shower, gleaming in the honeyed light for a breathless, endless second before the wind died and the skirts fell softly back into place.

Mark made a small, choked sound in his throat. His body went rigid, then flooded with a heat that stole the air from his lungs. The reaction was instantaneous, a furious swell that strained ruthlessly against the fly of his shorts. He shifted his weight, agonizingly aware of the rough seam, the tight fabric, the impossible fact of his own body betraying him so completely in plain sight. He squirmed, trying to angle himself away, his face burning.

Jessica looked up, spotting him. She smiled, not a flicker of surprise on her face. “Oh, hey! Mark.” She exchanged a glance with Jean, who was now watching him with a curious, half-smile. “We just heard from Chloe. The organizing thing. You’re really up for that?”

He could only nod, his throat too tight for words. He managed a stiff shrug, hoping it looked casual. The pressure in his groin was a bright, singular point of pain and pleasure.

“You’d be saving our lives,” Jean said, her voice lower, smoother than Jessica’s. “It’s a disaster zone. We can’t find anything.”

“Yeah,” Mark finally croaked. “Sure. I can help.”

“Perfect.” Jessica hoisted her bag. “We’re starving. Gonna grab a burger at Milo’s first. Wanna come? We can… discuss strategy.” Her eyes sparkled with a friendly, uncomplicated invitation.

He nodded again, numb. “Okay.”

“Cool. Let’s go,” Jean said, turning.

They fell into step ahead of him, their sandals slapping lightly on the paved walkway that led from the athletic complex back toward the main campus. Milo’s was a five-minute walk, up a long flight of broad, concrete stairs that cut through a landscaped hill.

The stairs. Mark’s heart hammered against his ribs.

He followed, his gaze helplessly drawn downward. With each step they took, the short dresses pulled and shifted. The loose fabric swayed. And with every upward step, the hem climbed, just a fraction, exposing the backs of their thighs. A glimpse of pale blue, a flash of peach. The soft, flexing muscles underneath. Then, as Jessica took a longer stride, the wind coming up the hill again caught the edge of her dress. It lifted.

He saw the gentle, full curve of her rear, completely bare, the skin flawless and smooth before the fabric fluttered back down. Jean, a step above, shifted her bag, and her dress rode up, offering him the same devastating, private view for a breathtaking second.

He followed, his own steps clumsy, his eyes fixed on the shifting horizon of fabric and skin. The world narrowed to the scent of their shampoo, the sound of their laughter floating back to him, and the dizzying, guilty geometry of the stairs stretching away above him.

The world narrowed to the scent of their shampoo, the sound of their laughter floating back to him, and the dizzying, guilty geometry of the stairs stretching away above him.

Milo’s was a cave of noise and fryer grease. They claimed a sticky booth by the window, Jessica and Jean sliding in on one side, Mark alone on the other. The vinyl seat sighed under his weight. He kept his bag firmly on his lap, a necessary shield. The walk had been a prolonged, silent torture, his body’s frantic alertness slowly receding to a dull, persistent thrum.

“Double cheeseburger, extra pickles,” Jessica said to the hovering server, not bothering with a menu. Jean ordered a chicken basket. Mark mumbled a request for a Coke, his appetite vanished, replaced by a jittery static.

Food arrived. They ate. Jean talked about an impossible chemistry professor. Jessica complained about the dorm laundry machines. Mark nodded, contributed nothing, acutely aware of every small movement: Jessica licking ketchup from her thumb, Jean sweeping her hair over one shoulder. He was mapping the territory of their normalcy, feeling like an alien observer.

Then Jessica put her burger down. She wiped her mouth, her expression shifting from easy amusement to something more tentative. She glanced out the window at the stream of students passing by, then back at the table.

“Okay, this is going to sound weird,” she started, her voice lower. “But lately… things feel strange. Different. In my body, I mean. Not sick, just… aware. All the time.” She looked at Jean. “Is it happening to you too? Or am I just losing it?”

Jean stopped chewing. She gave a slow, deliberate nod, her eyes meeting Jessica’s with a flash of recognition. “Yeah. Yeah, it is. It’s like everything’s… more sensitive. Temperature, fabrics. And I’m just, I don’t know, aching sometimes for no reason. It’s annoying.”

Mark’s fingers tightened around his cold glass. The condensation wet his palm. He felt a drop of sweat trace a path down his spine beneath his t-shirt.

Jessica leaned forward, her voice a confidential murmur over the din of the restaurant. “And the hair. Jesus. It’s not just… you know, there anymore. It’s like it’s… spreading. Coarser. Darker. In places I didn’t expect.” A faint blush colored her cheeks, but her gaze was direct, searching. “You know what I mean?”

“Absolutely,” Jean said, with a soft, exasperated laugh. “I’ve been razoring my bikini line since I was sixteen, but now it’s a whole… project. It’s like my body’s doing its own thing and forgot to send me the memos.” She took a sip of her drink, then her eyes—bright, curious—swiveled to Mark. “Is it the same with boys? With you?”

The question hit him like a physical blow. The air vanished from his lungs. The static in his head became a roar. All of it—the constant, confusing swell in his pants, the blond curls that felt like a shameful secret, the terrifying, ignorant growth that had happened in the dark without a manual, the sheer isolating strangeness of his own flesh—crowded into his throat at once.

They were looking at him. Waiting. Their faces were open, genuinely curious. This was just a thing to them, a shared annoyance. For him, it was the core of every silent panic in a locker room, the reason for every hunched-over walk from the pool.

He opened his mouth. A dry click. He tried again. “I… yeah. I guess. It’s… different.” The words were stones, clumsy and inadequate.

“Different how?” Jean pressed, not unkindly, but with a natural, blunt curiosity.

He could feel the heat flaming across his face, down his neck. The shield of his bag felt pitifully thin. He thought of the tight speedo, the impossible concealment, the foreign weight and length of himself that seemed to belong to someone else. He could not say it. The words were culturally forbidden, locked behind a wall of shame and a total lack of vocabulary.

“Just… yeah,” he mumbled, staring at a crack in the Formica table. “Hair. And stuff. It’s… strange.”

A beat of silence hung at the table, thin and charged. He could feel them exchanging a look over his bowed head. He had given them nothing, and in doing so, had given them everything. He was a sealed box, rattling with an obvious, noisy secret.

“Well,” Jessica said finally, her voice softening back into its usual lightness, a tactical retreat. “At least we’re not alone in the weirdness, right?” She offered a smile, but it didn’t quite reach her eyes, which held a new, assessing glint.

Jean nodded, picking up a fry. “Right. Just our bodies betraying us. Fun times.” She popped the fry in her mouth, her gaze lingering on Mark for a second longer than felt comfortable.

The conversation moved on, but the axis of the afternoon had tilted. The organizing session tomorrow was no longer just about tidying a dorm room. It was about entering a space where this new, raw intimacy had been openly acknowledged. He would be in their private world, surrounded by the very evidence of the changes they’d just spoken of—the clothes, the bras, the disarray—and they would be looking at him, now, knowing he was harboring the same chaotic, silent transformation.

He finished his Coke, the ice melted to watery slush. The burger sat untouched on his plate. The girls finished their meal, chatting about a party that weekend. Mark heard none of it. His mind was a riot of terrified anticipation, the earlier physical urgency now completely overwritten by a deeper, more profound dread. He had been seen, not in the way he’d fantasized, but in a way that left him utterly exposed. And tomorrow, he had willingly agreed to walk right into the heart of it.

The next day, the air outside Carson Hall was just as thick, but now it felt charged, like the moment before a lightning strike. Mark stood on the third-floor landing, his knuckle hovering an inch from the door marked 308. He could hear music bleeding through the wood—something with a pulsing bass. He swallowed, the sound loud in his own ears, and knocked.

The door swung open almost immediately, framing Jessica. She wore a faded black tank top, the armholes loose and deep. Below it was a denim skirt so short the frayed hem barely brushed the middle of her thighs. “Hey! You came. Savior of the disorganized, enter.” She stepped back with a grin.

The room was exactly as Chloe had described, but worse. It was a typhoon of fabric and paper. Clothes cascaded from chairs, pooled on the floor, and spilled from half-open drawers. Textbooks formed unstable towers on both desks. Jean was in the middle of it all, bending over a large cardboard box, her back to the door. She wore an identical denim skirt and a loose, soft-looking grey t-shirt. As she stretched to lift a stack of notebooks from the box, the hem of her skirt crept higher.

Mark’s breath froze. The angle was perfect, the light from the window unforgiving. As Jean bent, the short denim skirt offered a complete, unguarded view. The smooth, tanned curves of her rear were fully exposed, no barrier of lace or cotton, just skin. He stared, a bolt of pure, electric shock nailing him to the spot. His body responded before his mind could process any shame, a swift, insistent surge that pressed painfully against the zipper of his jeans.

“Earth to Mark,” Jessica laughed, waving a hand in front of his face. He jerked, tearing his gaze away, his face on fire. “I know, it’s a war zone. We started without you. This box is all my old chem notes. Probably should burn it.”

“Or recycle,” Jean said, straightening up and turning around. She wiped a strand of hair from her forehead with the back of her hand, oblivious. “Okay, game plan. You’re the arbiter. We hold something up, you say ‘keep,’ ‘toss,’ or ‘maybe.’ Your word is law.”

They started. It was a surreal, agonizing parade of their private lives. Jessica held up a tangled necklace. Jean presented a philosophy textbook covered in highlighter. Mark mumbled decisions, his voice tight, his consciousness split between the task and the relentless, trapped ache in his pants, fed by every casual, bending movement they made.

The shelf was the problem. A small, three-tiered wooden unit, crammed with hairdryers, nail polish, and paperback novels, needed to be moved from beside Jean’s desk to the corner by the closet.

“Okay, lift on three,” Jean said, crouching down to get a grip on one side. Mark mirrored her, his hands finding purchase on the opposite edge. Jessica guided from the front. “One, two, three!”

They lifted. The shelf was lighter than it looked. They shuffled sideways, a clumsy crab-walk through the clutter. Mark was hyper-focused on not tripping, on the weight in his hands, on not looking at Jean’s bent knees or the way her shirt gaped.

Then Jean misstepped. Her foot caught the edge of a stray textbook. She stumbled forward with a gasp, lurching into him.

Her hip, her lower abdomen, pressed flush against his side as she righted herself. And in that clumsy, jarring contact, she brushed directly across the hard, undeniable length straining against his jeans.

They froze. The shelf hung between them. Jean’s eyes, wide and confused, shot to his. He saw the moment of processing—the initial shock of impact, the search for what solid object she could have hit, the dawning, horrified understanding.

They set the shelf down with a thud. Jessica, unaware, said, “Whoa, easy! Almost lost it.”

Jean didn’t move away. She was still close, her body angled into his, her gaze locked on his waist. A deep, mortifying blush spread from Mark’s neck to his hairline.

“Mark,” Jean said, her voice low, completely devoid of its earlier ease. “What was that? Did you… did you hurt yourself?” Her brow was furrowed in genuine, concerned confusion. “Like, your penis? Is it… injured?”

A silent, screaming void opened up in Mark’s head. The world tunneled to the feel of her against him and the paralyzing innocence of her question.

Jessica, picking up on the shift, stepped closer. “What’s wrong?”

“I just… I bumped into him,” Jean said, her eyes still on Mark, searching his crimson face for an answer. “It’s really hard. And he flinched. Are you okay?”

There was no escape. The lie he’d built his whole awareness around crumbled in the face of their blunt, worried curiosity. The words tumbled out, low and ragged. “It’s not injured. It just… does that. Gets hard. All the time now. For no reason.” He couldn’t look at either of them.

The room was silent except for the muffled bass from the speakers. The confession hung there, raw and enormous.

Jessica’s eyes widened. “Oh.” The syllable was soft, filled with a new kind of understanding. Then her gaze turned assessing, clinical almost. “Is it… because of us? Because of what we talked about yesterday?”

“It’s everything,” he whispered, staring at a stain on the carpet.

Jean finally took a small step back, giving him space, but her focus was intensifying. “The hair,” she said, as if connecting dots. “You said it was different. Do you have hair down there now? Like we do?”

He gave the smallest, most miserable nod.

“And it’s… big when it does that?” Jessica asked, her tone not teasing but genuinely investigative. “Bigger than it used to be?”

He couldn’t speak. He nodded again, his jaw clenched so tight it ached.

They exchanged a look over his head. It wasn’t judgmental. It was the same shared, concerned look they’d exchanged in Milo’s, but amplified, charged with a new physical reality.

“Mark,” Jessica said, her voice gentle but firm. “We need to see.”

His head snapped up. “What?”

“We’re worried,” Jean said, crossing her arms. “You’re clearly freaking out about it. And we just told you all our stuff. If something’s wrong… if it’s growing weird or something…”

“We just want to make sure you’re okay,” Jessica finished. She said it like it was the most logical thing in the world. Like checking a suspicious mole. “It’s just a body thing. We’re all going through body things.”

There was no protest he could muster that wouldn’t sound like guilt. Their worry was disarming, a twisted form of care that bypassed all the normal rules. The door was locked. The world was outside. In here, there was only the humid clutter and their unwavering, curious eyes.

His hands, trembling slightly, went to his belt buckle. The click of the metal was deafening.

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