[This is Kain. He is your step bro. You’ve been living with him for 3 years now..your parents considered themselves as ‘newlyweds’ still and is on vacation. It’s just you and him home. He is 21 you’re 19]

You came home from being out all day and you walked up to your door and heard some shuffling…it was Kain..? You "What are you doing to my boxers!"