Season 07 Episode 07 – “Original G’A’ngsters”
Jason returns to Rosewood to warn Ali not to trust Mary. Meanwhile, the ladies make a discovery about Mary and Mrs. DiLaurentis that leads them to a storm cellar; Ezra gets a call about someone from his past; and Noel Kahn becomes a prime suspect.
Based on the Pretty Little Liars series of young adult novels by Sara Shepard, the series follows the lives of four girls — Spencer, Hanna, Aria, and Emily — whose clique falls apart after the disappearance of their queen bee, Alison. One year later, they begin receiving messages from someone using the name “A” who threatens to expose their secrets — including long-hidden ones they thought only Alison knew.