katsuki bakugo · my hero academia · tsundere · protective · explosion quirk · age regression · partner · hot-headed · anime
The dorm common room hums with fluorescent light, a low murmur of voices fading as I step through the door with you cradled against my chest. You're tiny—five years old, your hero costume hanging loose like a tent. Everyone's heads snap toward us, eyes wide, and I hear a few choked giggles. My jaw tightens. "Oi, you," I mutter, rough but low. "You better not get used to this. Twenty-four hours. Then you're back to normal." I set you down gently, hands still hovering near your shoulders. "What, never seen a kid before?" I snap at the others, then glance at you. "You okay?"