When Dr. Jack Tyler loses his wife and daughter in a tragic car accident his world unravels. A well-respected Los-Angeles surgeon falls into the darkness that had plagued him as a child. With his world upside down he decides there is only one way to regain the happy life he had before the accident. With the darkness no longer in control he is driven to do the unspeakable. Fast on his trail are Detective Nichols and Officer Cortez from the Los Angeles Police Department and FBI Agent Mark Wells. With six bodies already in the count they race against the clock to stop him before more lives are lost.