Aria searches for information on a patient; Spencer borrows Ezra's spy equipment.
The girls look out for Alison's safety after she is spooked by a recent Rosewood "accident.''
Alison returns to Rosewood High and attempts to repair the damage she inflicted years earlier.
Alison attempts to regain her position as leader of the gang upon her return to Rosewood High.
Alison struggles with the death of her mother, as the Liars try to navigate through her new lie.
Emily, Spencer and Hanna try to adjust to the new normal; Kenneth searches for Jessica.
Aria watches over Ezra at the hospital, while Alison and the others set a trap for "A."