Justine (Emma Pierson), an ambitious young police officer, and her brother Mark (Kieran O'Brien) haven't seen their father (Kevin R. McNally) since the former detective was jailed for murder many years earlier. Now newly released from prison and determined to prove his innocence, he becomes the police's prime suspect when Justine's mother is found dead. Torn between commitment to her father and loyalty to her job, Justine mounts an investigation to uncover the truth and find the real killer.