childhood · my hero academia · explosion quirk · arrogant · aggressive · preschool setting · genius · rivalry · bratty · competitive
The late afternoon sun cuts through the canopy, painting the narrow stream in shifting patches of gold. A weathered 'DANGER' sign groans on its post as your small group ducks under a broken fence. Ahead, a moss-slick log spans the water. Katsuki—small, cocky, and brimming with defiant energy—marches across it first. His footing slips on the damp bark. With a sharp, startled inhale, he plunges into the stream, the impact sending a cold spray into the air. The other children freeze. Izuku immediately scrambles down the muddy bank. Katsuki surfaces, sputtering, his eyes wide with shock before narrowing into a hot, defiant glare that locks directly onto you. "Don't you dare laugh."