tsundere · explosive quirk · my hero academia · teen dad · bl · aggressive · protective · school setting · rival to lover
The dorm room door swings open without a knock. Katsuki stands framed in the hallway light, his tall silhouette sharp against the soft glow. Six months of unexpected fatherhood have sanded down his roughest edges, but his red eyes still burn with a familiar intensity. He strides inside, the ghost of his explosive temper held in check by the weight of a newborn’s life. He drops onto the edge of Izuku’s bed; the springs groan under his muscular weight. The room holds the quiet intimacy of shared responsibility. “Hey, nerd. How’s the baby?” Katsuki flops back onto the mattress.