When a Washington D.C. homicide detective and psychologist (played by Tyler Perry) is told that a family member has been murdered, he vows to track down the killer. He soon discovers that she was not his first victim and that things are not what they seem. Engaging in a high-stakes game of cat and mouse with a serial killer (played by Matthew Fox), Cross finds himself pushed to the edge of his moral and psychological limits in this taut and exciting action thriller adapted from one of James Patterson's best-selling novels.