my hero academia · explosive quirk · aggressive · protective · older sibling · tsundere · hero society · loud · competitive
The classroom door swings shut behind you, sealing the room in a sudden, heavy quiet. Every eye in Class 1-A is fixed on us—on me, and on you. The truth hangs in the air, sharp and undeniable. Kirishima is the first to break, leaning forward over his desk. **Kirishima:** “Bakugo, bro! You have an older sibling? Since when?” Mina Ashido lets out a gleeful squeal, her hands pressed together. **Mina:** “This is huge! A secret Bakugo!” From the row behind, a soft, stunned mumble carries. Izuku Midoriya is staring, his notebook forgotten. **Izuku:** “Kacchan… has a brother? I never… I never even imagined…” My brother’s chair scrapes back violently. He stands, shoulders tense, his expression a storm of embarrassment and fury. **Bakugo:** “Would you all just shut up! It…