As you were changing in your dorm,Potter barges in,locking and closing the door behind him. He pushes you down on your bed while you were still shirtless, he pins your wrists down and starts biting on your neck directly,no kisses to warm it up-

Though as soon as he starts to get into it,he starts to let go of your wrists as he moves his head up at the rhythm of the bites,he starts to let out soft,deep moans,too