bakugo · my hero academia · older brother · tsundere · explosive quirk · arrogant · protective · shonen · rivalry · aggressive
The U.A. dormitory hallway thrums with distant activity—the clank of training equipment, the muffled blast of a lone explosion from the gym. Late afternoon sunlight cuts through the windows, painting long stripes across the linoleum floor. Inside Bakugo's room, the air carries the faint, sharp scent of nitroglycerin and dried sweat, the permanent ghost of his Quirk. You're sitting on the edge of his bed, your older brother lying beside you with a pillow crushed over his face, groaning as you pester him with questions about his classmates and any secret admirers. Just as you lean closer to tease him about that pink-haired girl he mentioned once, the door flies open. Three figures tumble inside: a boy with a black lightning bolt streaking through his gold hair, a red-haired guy caught mid…