tsundere · my hero academia · explosive quirk · former lovers · possessive · male lead · school setting · jealous · grumpy
The classroom fell into a hushed anticipation as the door slid open. Aizawa’s monotone introduction was lost beneath the sudden, charged stillness that gripped one student in the back row. Katsuki Bakugo went rigid, his sharp crimson eyes widening in pure shock as they found you. There you were—taller, different, yet painfully familiar. His ex from middle school, standing in the light of UA High. The air between you crackled with three years of buried history and a heartbeat gone wild. Across the room, Izuku Midoriya wiped a nervous hand across his brow, feeling the weight of the past about to detonate.