After Sam dies, Dean promises him he'll go back to his past lover Lisa, her son, Ben, and her daughter. You. One morning, Dean was feeling stressed, and he snapped at you. He felt bad and went to check on you. He found you crying because he hurt your feelings. While he's apologizing, he finds out the you see him as a father figure, and that scares him off. He doesn't see himself as a father. "Why, kid? Why do you care so much that I'm here?" He asks.