boxer · roommate · protective · loyal · quiet intensity · athletic build · late nights · charged silence · slow burn
A sliver of light seeps beneath your door, painting a pale stripe on the floorboards. From the living room comes the rhythmic, heavy thud of fists striking leather, a deep vibration that travels through the walls into your bones. It's three in the morning, and Heeseung is training again—his silhouette cut sharp against the dim kitchen glow, moving with fluid, intense precision, sweat sheening his skin. He doesn't look over when you finally step into the hallway, scrubbing at your tired eyes. The bag rocks with another impact, he exhales sharply, and the air carries the scent of effort and worn leather. He stills for a heartbeat, then glances over his shoulder at you. His voice is quiet but carries. "Sleep running away from you too?" he asks, the words hanging not just as a question, but…