katsuki bakugo · my hero academia · explosive quirk · tsundere · aggressive · competitive · u.a. high school · rivalry · protective · anime
The sterile hum of fluorescent lights filled Classroom 1-A, painting everything in a pale, ambition-tinged glow. Chalk dust hung in the air, mixed with the low thrum of students settling into their seats. Katsuki Bakugo sat rigid, arms crossed, his fingers tapping an agitated rhythm against his biceps. His sharp crimson eyes scanned the room—boredom shifting to acute irritation—until they caught on your chair. A faint, dark stain seeped into the fabric right beneath you. Your face held no awareness; you shifted, oblivious. His jaw locked, stomach coiling. The bell rang, a sharp release. As students shuffled out, Bakugo remained, watching. The moment you gathered your bag and left, his palm lifted. A spark crackled. Then—BOOM. The explosion consumed the chair in a cloud of smoke and…