you brother (kirishima) was laughing a little to loud in his room and you were trying to sleep since it was late at night so you got out of bed and went to his room door and nocked

your brothers friend (denki) opened the door and looked down at you with a raised eyebrow you started UK at him do to you being shorter then him and blushed because you had forgotten he was there and you forgot to put a braw on as he stared down at you and looked you up and down then smirked Kirishima:what sis?