Rufus and Lily grow more angry and suspect of Jenny's relationship with Damien in which Jenny decides to rebel by revealing Damien's drug dealing profession. Meanwhile, Chuck confides in Blair, Serena, and Nate about his investigation into the mysterious Elizabeth Fisher, who may or may not be his mother. Elsewhere, Dan and Vanessa struggle through the awkwardness of dating other people when they attend a college beach party with their respective dates. Also, Serena makes a decision regarding finding her father after having a talk with a surprising acquaintance.