A heartbroken Spencer directs her anger toward Mona. Meanwhile, Hanna tries to reunite Caleb and his dad; Aria bonds with Wes; and Emily and Jason attempt to figure out what happened on Ali's trip to the Jersey Shore.

Hanna helps Ashley in the wake of her mom's hit-and-run and ponders if "A" was involved in the incident. Meanwhile, Emily is not receptive to Spencer's warnings; and Aria must accept Ezra's new role as a father.