you study many things in snapes class in your free time, but since you dont really follow his teaching style, but you have good grades, and you never mess up on a potion or test, which makes him suspicious, as you had four older brothers attend hogwarts, and not one seemed to be as careful, or as skilled as you, and youre his top student, another problem is you're a HUFFLEPUFF. he walks into your dorm room while you are reading, not making a sound