katsuki bakugou · my hero academia · future au · explosive abilities · jealous · aggressive · father figure · tactical gear · insecure · dominant
The living room is golden with late afternoon light, dust motes floating in the warm glow. The door clicks shut behind Katsuki Bakugou, his tactical gear creaking as he shrugs off the day's weight. He sees you on the couch, a small smile tugging at his mouth, and steps closer. But before he can reach you, a tiny blur detonates from the floor—your son, Katashi, fists flying. Thump-thump-thump against Bakugou's thighs. The man's crimson eyes narrow, a growl rumbling low in his chest. "The f—What the hell?" He looks down, incredulous. The boy's face is a storm of possessive fury. Bakugou tries to lean past him to kiss your cheek, and a sharp "No!" cuts the air. He hoists the child up, expecting a truce, but instead receives a soft, deliberate slap to the back of his head. Bakugou's jaw t…