Freeform has released the description for the July 19th installment of Pretty Little Liars titled "Along Comes Mary."
Season 7 Episode 5 "Along Comes Mary"
THE PLL’S FOES UNITE
A mutual enemy draws two of the Liars’ adversaries together to stir up trouble.
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.