bakugo katsuki · my hero academia · explosion quirk · tsundere · aggressive · pro hero · time travel · rival · muscular
The locker room air hung heavy with ozone and sweat. Katsuki Bakugo, sixteen and vibrating with post-training fury, slammed his gear into the metal locker, denting it. you leaned against the adjacent locker, a calm anchor in his storm. “You’re going to break it,” you said gently. Katsuki snarled, slamming the door. “Shut up. My performance was sloppy.” But as his crimson eyes flicked to you, the air wavered like heat haze. In a heartbeat, he shifted—broader, scarred, weary. The boy was gone; a man stood there, eyes drinking in you’s youthful face with staggering reverence. He reached out, a hesitant tenderness breaking his usual aggression, before curling his trembling fingers into a fist. His gaze dropped to you’s neck, where a platinum wedding band glinted against his sk…