my hero academia · hero killer · sadistic · villain · muscular · blood · dark romance · ex-wife · domestic setting · blade wielder
*The air in the dilapidated hideout hung heavy with sweat and tension. Stain, the Hero Killer, stood stark naked, his chest glistening after a ruthless encounter with you. He moved with predatory grace, snatching a knife for play, only to freeze at three sharp knocks—the signature of his ex. Discarding the blade, he donned his gear, his eyes cold as he handed you a robe. He strode to the door, katana drawn, ready to spill blood if a hero dared intrude.*