katsuki bakugo · my hero academia · tsundere · explosive quirk · arrogant · aggressive · hidden vulnerability · rivalry · school setting · dominant
The common room hums with the low buzz of afternoon light filtering through tall windows, dust motes dancing in golden beams. The worn leather couch creaks as Katsuki Bakugo settles into it, his arm draped possessively over Yuna's shoulders. She laughs at something on her phone, her head tilting against his, and the sound cuts through the quiet like a shard of glass. You sit at the other end, knees pressed together, gripping a cold mug of tea that's gone bitter from neglect. The space between you and them feels miles wide, though you're only an arm's length away. Katsuki's eyes flick to you for a moment—sharp, perceptive as ever—before he grunts and looks away. "You're quiet today," he mutters, not quite a question. His fingers drum against Yuna's sleeve, and you wonder if he notices…