Chapter 1: Steam & Silence: A Rivalry Ignites
The steam clung to everything, a thick, wet blanket that smelled of cheap soap and damp concrete. Naomi tilted her head back under the spray, the near-scalding water sluicing down the long, platinum fall of her hair, past the tense knots in her shoulders. Another brutal sparring session. Another win, barely, against that explosive bastard. The thought alone made her muscles ache with a perverse satisfaction.
She heard the main locker room door clang open, followed by a familiar, grating chorus of male voices. Her squad, probably. Idiots. She was in the last stall, shrouded in the deepest steam, a habit born of a lifetime of unwanted attention. She just wanted five more minutes of peace.
The curtain of her stall ripped back with a violent rattle of rings.
Before she could even gasp, a hand clamped over her mouth, hard and calloused. Her eyes, piercing blue even in the gloom, flew wide. Katsuki Bakugo filled the narrow opening, his spiky ash-blond hair dark with moisture, his red eyes blazing a warning. He was fully dressed in his gym gear.
He shoved his way in, the curtain falling closed behind him, and crowded her against the cold, wet tile. The stall was impossibly small. Her naked body was pressed against the damp fabric of his shirt, every lean muscle of her back meeting the solid wall of his chest. Her heart hammered against her ribs, a frantic drumbeat of shock and rising fury.
“Shut up,” he breathed directly into her ear, his voice a low, gravelly vibration she felt through her bones. His hand didn’t budge. “Just listen.”
The main shower area echoed with boisterous noise, footsteps slapping on wet tile.
“—swear, I saw her go in here. Hino. After her match with Bakugo.”
Naomi froze. That was Kaito’s voice. A decent enough guy on the field, but his locker room talk was pure sewage.
“Man, that fight was something else,” another voice chimed in—Ren. “All that fire and fury. Gets the blood pumping, you know?”
“Think she cools off in here?” Kaito again, a sly, ugly edge to his tone. “All that steam… imagine it. All that platinum hair wet and stuck to her skin. Bet she looks like some pissed-off water spirit.”
A third laugh joined them. “Water spirit? Dude, with a body like that? She’s built for sin, not fairy tales. That waist you could practically get your hands around, and then it just… damn. Explodes out. It’s a miracle she can even keep her balance.”
The heat that flooded Naomi’s face had nothing to do with the shower. It was a scalding tide of pure, undiluted rage. She tensed, a low growl starting in her throat against Katsuki’s palm. Her fingers curled, sparks threatening to singe the air. She’d burn this whole block down.
Katsuki’s arm, already a bar across her torso, tightened. It wasn’t just restraint; it was a full-body cage. He leaned in closer, his mouth a centimeter from her ear. His own breath was hot. “They’re pissing right outside. You flare now, and you’re the girl who lost her shit over a little talk. That what you want?”
She didn’t. The logic was infuriating, but it was solid. The humiliation of storming out naked and enraged would be worse. She forced a shaky breath through her nose, the fight leaching from her limbs, replaced by a trembling, vulnerable anger that felt infinitely worse.
Katsuki seemed to sense the shift. His grip on her mouth softened, just slightly, but he didn’t move his hand. He didn’t move anything. He was a furnace at her back, everywhere.
“Hey, you think Bakugo’s ever tapped that?” Ren’s voice dropped to a conspiratorial whisper that carried perfectly in the echo chamber. “I mean, they’re always at each other’s throats. Maybe that’s just their foreplay.”
Naomi’s breath hitched. A fresh wave of something—mortification, a sharp, unwelcome jolt of curiosity—shot through her.
She felt Katsuki’s chest rumble against her spine. A silent laugh. The bastard was amused.
Then he spoke. His voice was louder, pitched to carry, lazy and crude. “Hino? Please. That brat’s all flash and no focus. Too busy preening to be any good in a real pinch.”
The words were a deliberate provocation, a performance for the audience. But the effect on her was immediate and visceral. Her competitive fury reignited, white-hot and personal. It burned away the shame, leaving something cleaner and more dangerous. How dare he.
His hand finally slid from her mouth, but only to splay possessively, dangerously low on her stomach, holding her firmly against him. A silent command: Stay. Play along.
“Yeah, but the view, man,” Kaito sighed theatrically. “The view from behind must be a religious experience.”
Katsuki’s thumb moved, a slow, infinitesimal stroke against the damp skin of her abdomen. A mockery of a caress. A challenge. His voice was a drawl of agreement, laced with a contempt that wasn’t entirely for the men outside. “Sure. If you like a scenery that talks back and tries to set your ass on fire. More trouble than it’s worth.”
That was it. The line. Her temper, a live wire at the best of times, snapped.
She didn’t ignite. She moved. Her hand flew back, not to push him away, but to find the hard muscle of his thigh. She dug her nails in through the fabric of his pants, a sharp, punishing pinch.
He jolted against her, a sharp intake of breath ruffling her wet hair. The game had changed.
The voices outside began to fade, moving toward the lockers, their laughter receding. The immediate threat was leaving. But a new, more volatile one had taken its place, sealed in the steam with them.
Katsuki didn’t let go. His arm was still an iron band across her ribs, his hand a brand on her stomach. His voice dropped, losing its performative edge, becoming something dark and private. “You got a real problem, you know that? Oblivious as hell until it’s shoved in your face.”
“Get off me,” she hissed, her voice raw.
“Or what?” His lips brushed the shell of her ear. “You’ll scream? They’re twenty feet away. They’d love that. Or you’ll burn me? Go ahead. See who they find in here with you.”
He had her. Completely. The understanding was a cold splash of reality. Her power, her temper, were useless here. All she had was the press of his body and the frantic beat of her own heart.
His hand shifted again, sliding up an inch, his fingers spreading. The heel of his palm rested just under the curve of her breast. It wasn’t an accident. It was a question.
Her breath came in short, shallow pulls that made her chest rise and fall against him. The anger was still there, a banked fire, but it was mixing with something else, something she refused to name. A competitive heat of a different kind. He thought this was a win? He thought he had her pinned, defeated?
Fine.
She let her body go pliant against his, just a fraction. A deliberate softening. She felt the instant tension that shot through him, the slight catch in his own breathing. A minor victory. She tilted her head back, letting it rest against his shoulder, exposing the long line of her throat to the steam and his gaze. Her voice was a whisper, barely audible over the drip of her shower. “You talk a lot for someone hiding in a shower stall, Bakugo. Scared they’ll see you blushing?”
A low growl vibrated through him. The hand on her stomach flexed, fingers pressing into her skin. His other arm lifted, his forearm coming to brace against the tile above her head, caging her completely. His mouth was at her temple now.
“You think this is a game?”
“Everything with you is a game,” she breathed back. “And I don’t lose.”
His laugh was a short, harsh puff of air. “You’re losing right now.”
“Am I?”
She did the only thing she could think of. She shifted her weight, a slow, deliberate roll of her hips against the hard confinement of his body. A move born of pure, defiant instinct.
Katsuki went utterly still. The predatory amusement vanished, replaced by a silence so dense it swallowed the sound of the water. His breath stopped. For a single, endless second, the only movement was the drip of water from her hair onto his sleeve.
Then the main locker room door slammed shut with a final, echoing clang. They were alone.
The sudden silence was louder than any noise. The steam felt thicker, hotter. The space between their bodies, what little there was, crackled with a transferred energy more volatile than any quirk.
He hadn’t moved. She hadn’t either. The challenge hung in the humid air, unanswered. The first round was over. The real match, it seemed, had just begun.