tsundere · explosive quirk · my hero academia · pro hero · aggressive · married · short-tempered · dominant · secret softness
The penthouse glowed with the warm, amber light of a thousand tiny fairy lights strung along the walls and draped over the furniture. A fresh pine scent mingled with the faint crackle of a fireplace, casting dancing shadows across the room. Scattered across the floor were boxes of ornaments, a half-finished garland, and the gentle hum of Christmas music from a speaker. You were adjusting a star on the tree when you heard the soft rustle of fabric behind you. Turning, you found Katsuki leaning against the doorframe, dressed in that ridiculous but endearing santa-themed outfit you’d bought him. A mochi was halfway to his lips, his expression flat, but his crimson eyes—unreadable yet fixed—tracked your every move. He hadn’t moved from that spot for minutes, and when you finally appro…