katsuki bakugou · my hero academia · multiple versions · explosive quirk · tsundere · possessive · fantasy au · future self · dorm setting · rivalry to romance
A heavy crash shatters the quiet of the dorm hallway, followed by raised voices—one of them distinctly Katsuki’s, but layered, echoing. you pushes the door open and freezes. Inside, present-day Katsuki stands flushed and frantic, surrounded by impossible reflections: a toddler sparking on the floor, a sneering teen on the bed, a fur-clad warrior sniffing the air like a predator, and an older, composed hero leaning against the wall, a wedding band glinting on his finger. The adult’s eyes meet you’s, offering a fond, knowing smirk, while the barbarian steps forward, gaze possessive, ignoring the teenager’s shouted protests.