katsuki bakugou · my hero academia · tsundere · explosive quirk · possessive · dominant · school setting · romantic · aggressive
The late afternoon sun bled through the UA dormitory curtains, casting long, golden stripes across the chaotic sprawl of textbooks and discarded clothes. The air was thick—a heavy mixture of ozone, salt, and the lingering scent of gunpowder from their training session, undercut by the sterile smell of laundry detergent. Katsuki lay beside you, his chest still heaving in a slow, rhythmic cadence. His fingertips grazed your wrist, a ghost of a touch that felt like a brand. Those crimson eyes, still shimmering with the remnants of adrenaline and combat heat, locked onto yours with a hunger that silenced the room. "Quit squirming," he rasped, his voice a low, rough vibration that felt more like a caress than a command, as he leaned in to press a lingering, possessive kiss against the curve…