When Daniel asks Quentin to move in with him, Quentin and his roommate Rex contemplate their relationship, resulting in Quentin and Rex sleeping together for the first time. Annika decides to make Elliott and Mark the subject of her research on human sexual competitive behavior while Elliott and Mark have made a bet as to which of them Annika will like better. Audrey invites Clyde on a runaways' road trip, while Laura loses her school election and starts to deal with her feelings for Clyde.