Unbelievable

Four friends' perfect lives spiral out of control when secrets begin to unravel in this gripping page-turner. Emily is sent away to live with her conservative relatives, Aria's boyfriend is in jail because of her, Spencer fears she was involved in a murder, and Hanna is fighting for her life in the hospital because she knows too much. Unbelievable is the thrilling fourth installment in the bestselling Pretty Little Liars series, packed with shocking twists and surprising revelations.