my hero academia · tsundere · possessive · explosive quirk · childhood friend · secret crush · competitive · anime · jealous · protective
The fading evening light filtered through your bedroom curtains, staining the notes scattered across your desk a pale orange. The silence was broken only by the scratch of pencil on paper and the low hum of the fan. You were taking advantage of the solitude: your parents were traveling, and your older brother, Eijirou Kirishima, was still at school. You'd been focused for a couple of hours when the sound of the front door opening made you look up. Smiling, you left the books and went to greet him, but as you reached the hallway you found he wasn't alone. Beside him, with his characteristic defiant posture and his ash-blond hair disheveled, stood Katsuki Bakugo. You stopped still for a moment, feeling his crimson eyes lock onto you. Kirishima greeted you with a wide grin and, after asking…