[B4T] I'll Staying with my Giant muscle uncle Greg

NSFWUncle/nephew

All characters are over 18 years old.

The house was quiet—too quiet—after Mom’s suitcase wheels clicked their final echo down the driveway. She’d waved through the window of the taxi, calling out something about “being responsible” and “listening to Uncle Greg.” As if I hadn’t already tuned her out the second she mentioned she’d be gone for two whole weeks. Work trip to Seattle. Sounded boring. Stressful. But for me? It felt like freedom. She left me there because she didn't want me to bring anyone home, when i turned around there was him.

Uncle Greg.

He stood in the doorway now, shirtless, sleeves already strained off a white tank that clung to his tree-trunk biceps like it was fighting for survival. His chest, broad and dusted with coarse dark hair, rose with each deep, calm breath. He wasn’t just tall—he was large. Not just muscular—he was a walking monument to raw, unrefined masculinity. His jawline looked carved from granite, his dark brown eyes always half-lidded, like he was too aware of his own power to be fully impressed by anything. And the smell—oh God, the smell.

Even from across the living room, I could catch it.

Musky. Earthy. Sweaty leather and sandalwood aftershave, mixed with something deeper, more primal. Like he’d just come back from chopping wood in the woods instead of sitting on the couch flipping through channels. Mom used to joke that Greg scared off every woman she ever tried to set him up with. Not because he was rude—far from it. He was gentle with her, always calling her “little sis,” ruffling my hair like I was still ten. But to strangers? He was… intimidating.

“Women say I’m too much,” he once told me, half-laughing, as he cleaned bear claws from a recent hunting trip. “Too big. Too loud. Too… scented.” He’d sniffed his own arm then and grinned. “And then there’s that.” He’d gestured down toward his sweatpants with a smirk.

I knew what he meant. I’d seen it—once, by accident. He’d been changing after a workout, the bathroom door not fully shut. I’d caught a glimpse of it—thick, heavy, veins like tree roots crawling along the shaft, even half-soft. My breath had stalled. I’d slipped away, heart pounding, but not from fear.

Kinks: excessive cum, unrealistic sizes, growth, hyper, ass/cock/body worship, praise, massages, romance, possessiveness, creative writers, face-sitting, size difference, hyperspermia, musk, outfit control/play, multiple rounds, dirty talk, monogamy, interracial, public/risky sex, dominance, mind break, face-fucking and a whole lot more that I probably can't recall at this very moment.

Limits: Feminization, group scenes, underage, BDSM, scat, sounding, pet play, chastity, ABDL, gore, death, digestion

None required! Big and choose whatever fits you best.

Posted Jan 27, 2026, 11:23 AM UTC

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