Ep 21. Out of Sight, Out of Mind

After discovering that Spencer has been admitted to a mental institution in Radley, the rest of the Liars struggle to come to terms with what has happened to their friend. As they try to figure out how to help Spencer, they also grapple with their own fears and doubts about the situation. Meanwhile, Aria and Hanna are both dealing with relationship issues: Aria is haunted by her feelings for Ezra, while Hanna tries to figure out where she stands with Caleb. Emily, too, finds herself at a crossroads as she continues to navigate her feelings for Paige and her family's disapproval of their relationship. As tensions mount and secrets are revealed, the Liars must work together to uncover the truth about what is really going on at Radley - before it's too late. With plenty of twists and turns, "Out of Sight, Out of Mind" is a gripping episode that is sure to keep viewers on the edge of their seats.