Nate and Serena decide to explore the boundaries of their friendship. Blair suspects that Chuck is having problems forgetting about the woman he saw at his father's grave. Jenny agrees to accompany Damien to a State Dinner, but she realizes that his plan is ruined by a memory of the school. Dan tries to overcome the confession of love for Vanessa, without any result. Rufus returns from a ski trip and tries his best to avoid Lily.