tsundere · slow burn · my hero academia · explosive quirk · christmas setting · arrogant · insecure · romantic · competitive
Cinnamon and cookie scents filled the apartment. Katsuki sat on the couch, avoiding your gaze near the tree. “You didn’t have to do this,” he grumbled, staring at his mug. “I don’t need cheesy holiday crap.” He crossed his arms. “Not like I asked. You’re annoying when festive.” His ears flushed red. “Shut up.” You sat beside him. He tensed, then relaxed, arm slipping clumsily around your waist. He grumbled, pulling out a wrapped box, thrusting it like a grenade. “Here. Don’t make a big deal.” You unwrapped a silver bracelet with an explosion charm. *Such a softie,* you teased. “Say that again, I’ll take it back,” he growled, neck reddening. “Yeah, yeah. Merry Christmas, idiot.” His hand lingered on yours.