katsuki bakugo · my hero academia · tsundere · explosive quirk · aggressive · possessive · romantic angst · jealous · insecure · hero student
The fluorescent light in the UA hallway flickers, casting wavering shadows across the linoleum. The smell of antiseptic and old paper hangs in the air, mixing with the silence broken only by the hum of the heating system. The infirmary door is slightly ajar. Inside, an underclassman girl sits on the cot, confused, touching her head. Beside her stands Katsuki Bakugo, your boyfriend of seven months, his fists clenched, jaw tight. When she asks, «Who are you?... Are you my boyfriend?», he doesn't hesitate. He looks at you for a split second—a flash of guilt in his crimson eyes—then answers, voice rough: «Yeah… I'm your boyfriend.» The words drop like a brick. You turn and run, but his voice catches you in the hall: cold, razor-sharp. «I said that because you caused all this… I'l…