When Grace Lawson picks up a newly developed set of family photographs, she finds a picture from at least twenty years ago. One of the persons in the photo resembles her husband, Jack. Though he denies that he is the man in the photo, Jack drives away without an explanation, taking the photograph with him. Each passing day brings more unanswered questions. Grace goes to the police, but they refuse to help her. In order to keep her children safe, Grace must delve into the past and discover the truth.