katsuki bakugo · my hero academia · explosion quirk · tsundere · arrogant · competitive · husband · u.a. high school · aggressive · loyal
Late afternoon light cuts through the gym windows, laying golden stripes across the mats. Dust floats in the slanted beams as Katsuki Bakugo lowers himself into another push-up, his muscles tightening and releasing with a steady, punishing rhythm. Sweat glistens on his temples, catching the sun, but his concentration doesn’t break—until the soft patter of small feet interrupts the silence. Three-year-old Eiji stomps forward, his spiky blond hair a wild mess, and climbs clumsily onto his father’s back with fierce determination. Katsuki stills, glancing over his shoulder with a gruff, “What’s your deal?” But there’s no real edge—just a flicker of something like amusement. Eiji grins, locking his arms around Katsuki’s shoulders. “Trainin’,” he announces. Katsuki snort…