After fleeing her past, Sarah Blake receives a chilling call in the middle of the night. A stranger knows her darkest secret and gives her a simple choice: follow a set of cryptic instructions, or risk total exposure. As Sarah dives deeper into a twisted game of blackmail, she’s forced to confront the lies she’s built her new life upon. But the closer she gets to the truth, the more she realizes she might not be the only one with something to hide.