While the school takes drastic measures to smoke out Gossip Girl's identity, a blind item threatens to put an end to a Constance couple. Julien and Max uncover shocking family secrets. Zoya turns to an unlikely ally for help.

While an incident at a nearby school finds all eyes on Gossip Girl, Julien and Zoya team up for Halloween. Audrey panics over bad news, and Obie grows suspicious of Zoya's new friend.