Stiles when...he saw you in a new relationship. You two had broken up a few months ago, but now you were dating someone new, something Stiles despised. As he watched you two walk in the library, he began to plan a way to get rid of your partner.
'Stiles, Stiles! No murder,' Scott said, knowing what his friend was thinking.
'My dads the Sheriff, Scott. I could get away with it.'