A Christmas visitor threatens to upend Julien’s life, while a new friend pushes Zoya to chart her own path. Ahead of a bombshell drop, Kate, Jordan, and Wendy clamor for control of Gossip Girl.

Kate, Jordan, and Wendy attempt to conceal Gossip Girl’s identity from a determined Mike. Audrey breaks down after Max and Aki go away on a trip without her.

While Audrey juggles her father, his new girlfriend, and Kiki’s launch, Gossip Girl drives a wedge between her and Julien.

Max, Audrey, and Aki navigate the growing complications of being a triad. Kate enters an uneasy alliance with a former foe. Julien weathers her quest to destroy Gossip Girl alone – until a shocking implication hits too close to home.