Chuck's continued investigation into his father's dealings leads him to an unlikely event with Manhattan's elite, where he hopes to find the one person who can tell him the truth about Bart. Serena and Steven decide to reveal their romantic histories so they aren't surprised by anything, but neither was prepared for what they uncovered. With The Spectator in jeopardy after Dan decided to publish elsewhere, Nate must make a difficult decision to keep it in business. Meanwhile, Georgina pushes Dan to choose a worthy person to date to boost his image, but he finds himself drawn in a different direction.

Blair gets ready for her mother's imminent arrival, but is unprepared for the set of demands her mother puts upon her. Serena volunteers to help Dan find a new place to live, but their time together brings up unexpected emotions. With Ivy's help, Chuck discovers there is evidence incriminating his father in illegal activities and enlists the help of Nate to retrieve it. Meanwhile, Rufus and Ivy are excited about their art gallery opening until they find an empty RSVP list and must scramble to find another way to make the event a success.