"A" tempts Hanna to return to her old criminal ways. Meanwhile, Noel continues to go after Ezra; Emily's mother stops pretending to accept Maya; Spencer adjusts to her sister's marriage; and the girls get some surprising assistance.

Emily returns to the swim team and faces competition from a jealous teammate. Elsewhere, Aria and Ezra attempt to go on a date in public; and Spencer confronts an ugly part of her past when she asks Jason for some details about the night Ali died.