Along Comes Mary

S7 E5: Jenna returns to Rosewood and befriends another one of the Liars' enemies, making her the PLL's number one suspect for Uber A. In order to leave the psychiatric hospital, Ali must be released into the care of a relative, leaving her under the suspicious watch of Mary Drake. Spencer enlists Hanna's help to search for Caleb, as he's missing in action. Aria and Emily stumble upon a secret apartment they hope will lead them to more answers.