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Sibling Sweat: Gym Heat Gets Too Hot to Handle

### Chapter One: Sweating the Small Stuff

The basement gym smelled of iron and effort, the harsh fluorescent lights casting sharp shadows over the racks of weights and the worn rubber flooring. Travis, 26 and built like a damn brick wall, was in the middle of a brutal squat set, his thick thighs trembling under the barbell’s weight. Each rep came with a guttural grunt, sweat beading on his forehead and trickling down his chiseled jaw, his muscles glistening like they’d been oiled for a photoshoot. His gray tank clung to his torso, soaked through, as he powered through the last rep with a growl of defiance.

The door at the top of the stairs creaked open, and a pair of confident footsteps descended. Michelle, 35, strode in like she owned the place—and hell, with a body like hers, she might as well have. Her tight black leggings hugged every curve of her toned legs, and the neon green sports bra she wore barely contained her ample chest, the fabric straining with each breath. Her dark hair was pulled into a high ponytail, swinging with purpose as she surveyed the room, her sharp hazel eyes landing on Travis with a predatory glint.

“Well, well, if it isn’t the muscle-headed meat stick himself,” she drawled, crossing her arms and cocking a hip. A smirk played on her full lips as she watched him rack the barbell with a clang. “What’s with that form, Travis? You look like a toddler trying to pick up a toy truck.”

Travis straightened up, wiping sweat from his brow with the back of his hand, and shot her a lopsided grin. “Oh, look who’s here. The gym bunny in her little distraction outfit. What, you think strutting in here with those curves is gonna throw me off my game?”

Michelle’s smirk widened into a full-blown grin, her eyes flashing with challenge. “Sweetheart, I don’t need to throw you off. I can outlift your sorry ass any day of the week. Care to put that big mouth of yours to the test? Deadlifts. Now.”

He barked a laugh, stepping closer, the air between them already humming with tension. “You’re on, princess. But don’t cry when I smoke you. I’d hate to ruin that pretty little outfit with your tears.”

“Keep dreaming, big guy,” she shot back, her tone dripping with dominance as she sauntered over to the weight rack, her hips swaying just enough to make sure he noticed. “Load it up. Let’s see if you can keep up with a real woman.”

They set up side by side, each grabbing a barbell and stacking on plates with practiced ease. The basement seemed to shrink around them, the competitive heat crackling like static electricity. Travis bent down to grip his bar, sneaking a glance at her as she did the same. “You sure you can handle this, Michelle? I’d hate to see you strain something… important.”

She snorted, her grip tightening on the bar as she arched a brow at him. “Worry about yourself, meathead. I’ve been lifting heavy since before you could spell ‘protein shake.’”

They lifted in unison, the clank of weights echoing through the room. With each rep, their banter sharpened, slicing through the grunts and heavy breaths. Sweat dripped down Michelle’s chest, a single bead tracing a slow, tantalizing path into her cleavage. Travis’s eyes flicked to it, just for a split second, and his grip faltered, the bar slipping an inch before he caught it.

Michelle let out a mocking laugh, setting her bar down with a deliberate thud. “What’s the matter, Travis? Lack of focus got you slipping? Or is it just me?”

He gritted his teeth, dropping his own bar and straightening up, his chest heaving. “Hard to focus when your leggings are hugging that ass so tight I can see every damn detail. You trying to win by distraction now?”

Her eyes gleamed with wicked amusement as she stepped closer, close enough that he could smell the faint citrus of her body wash mixed with the salt of her sweat. Her voice dropped low, hot and commanding. “Stop staring and start lifting, pretty boy. Unless you’re scared of losing to me. Wouldn’t be the first time a man couldn’t handle what I’m packing.”

Their bodies brushed as they passed weights to reload, the accidental contact sending a jolt through Travis. His breath hitched, and he felt a familiar tightness in his shorts, one he couldn’t exactly hide under the thin fabric. He shifted, hoping she wouldn’t notice, but Michelle’s sharp gaze missed nothing. Her lips curled into a devilish smile as she glanced down, then back up to meet his eyes.

“Well, damn, Travis,” she purred, her voice laced with mischief. “You packing more than just muscle down there, or are you just that happy to see me?”

His face flushed, but he forced a grin, refusing to back down. “You’re one to talk, Michelle. Those tits of yours are practically begging for attention in that bra. I’m just returning the favor.”

She laughed, a low, throaty sound that sent heat pooling in his gut. Stepping even closer, her breath warm against his ear, she murmured, “How about we ditch the weights for a bit and see who’s really got the stamina? I’m betting I can wear you out before you even know what hit you.”

They stood face to face now, breathing heavy, the air thick with unspoken desire. Sweat glistened on her skin, and Travis couldn’t tear his eyes away from the fire in hers. Her hand grazed his arm, the touch light but deliberate, daring him to make a move. His pulse thundered in his ears, every nerve on edge as he felt the last of his resolve crumbling.

“Screw it,” he muttered, his voice a rough mix of nerves and hunger. “Let’s see who breaks first.”

Michelle’s smile was pure triumph, her eyes locking onto his with a promise of chaos. The weights, the gym, the world—it all faded away, leaving just the two of them and the dangerous game they were about to play.

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