The liars rush to save Hanna after she's abducted by Über A, and the only way is to turn over evidence that will reveal who really murdered Charlotte DiLaurentis.
Hanna wonders if she should reveal the truth to the police; Ali learns her friends turned her in to Uber A; Someone is killed for being on the wrong team.
Jason returns and goes all-out in order to get rid of Mary; The liars learn something new about Mary and Jessica; Ezra gets a call about someone in his past.
Emily and Paige apply for the same job; Hanna is visited by Mrs. Grunwald; Ali returns to work; Spencer and Aria pursue answers from the doctor who delivered Mary's baby.
The liars face off with their enemies in a chaotic fight that ends fatally; One liar learns a secret about her past; Another discovers something about her future.
Aria and Emily team up to investigate Sydney; Spencer grows closer to Detective Furey; Hanna's turn at the game is more intense than she bargained for.
The Rosewood PD turn up the heat on the liars; A.D. presents the liars with a choice designed to drive a wedge between them; Aria makes a horrifying discovery.