In the fifth-season opener, a wounded Ezra heads the hospital, where Aria stays by his side because his knowledge about "A" puts him in additional peril. Meanwhile, her friends set a trap for "A" and are surprised by who wanders into it.

Alison has trouble dealing with her mom's death, and her friends must go along with her newest lie. Meanwhile, Spencer and Emily try to piece together info about Jason; and Hanna questions her own identity in the wake of Alison's return.