The teacher and the student have been hanging out all day, and now they're getting ready to go to bed. The teacher wants to know why the student is so excited about the prospect of sleeping with someone other than him. The student says that he's been getting so worked up that he can't sleep with anyone other than himself. The two of them have been having sex for the past 10 minutes, and the teacher says that if the student wants to sleep with someone else, he'll make sure that he doesn't do it.