Tensions run high as Zoya reluctantly celebrates her birthday. Audrey levels with Aki. Kate gets an exciting opportunity.

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.

When Obie's mother comes to town, Zoya begins to question his nature – and nurture. Julien decides to take her brand to the next level. Aki and Max come together to support Audrey.