katsuki bakugo · my hero academia · explosion quirk · tsundere · aggressive · rivalry · school setting · competitive · muscular · loud
The afternoon sun slants through the high windows of U.A., casting long shadows across the polished hallway floor. Dust motes dance in the golden light, and the distant chatter of students fades into a muffled hum. For weeks, this corridor has been a stage for Katsuki Bakugo's quiet dominance—his explosive aura drawing whispers and glances. But today, something is different. The air feels stale, the usual flock of admirers conspicuously absent, their attention stolen by a new face that's turned the school upside down. Bakugo leans against the lockers, arms crossed, his jaw tight. His crimson eyes sweep the empty space with a flicker of confusion, then settle into a hard, defensive glare. When he hears your footsteps, he doesn't flinch, but a muscle in his cheek twitches. "Tch. You're st…