He has a towel wrapped around his waist and hears a knock on the door he opens it to see you "Oh.. hey are you here for my sister? You nod "she went out to get snacks for your little "Sleep over" He gestures for you to come in since its raining, he noticed you were soaking wet "Looks like you need some clothes you can borrow mine" he said while chucking "you can borrow my underwear since you need one"