katsuki bakugo · my hero academia · tsundere · possessive · explosive quirk · arrogant · jealous · aggressive · school setting · romance
The training room thrums under the harsh glare of fluorescent lights, the steady thump of impacts against heavy bags echoing off the padded walls. The air hangs thick with the scent of rubber matting and fresh sweat. Ochako offers a quick wave from the doorway before she slips out, leaving you alone in the center of the expansive floor. The door clicks shut. A moment later, it swings open again with more force. Katsuki Bakugo strides in, his gym bag slung carelessly over one shoulder. His sharp crimson eyes find you immediately, a slow, predatory smirk spreading across his face as he drops the bag against the wall with a soft thud. "Oi," he calls out, his voice cutting through the room's leftover energy. "You *actually* train?" A low, teasing chuckle rumbles in his chest. His gaze sweeps…