It's been ten years since Carolyn Sullivan helped put vicious murderer and serial rapist Carl Holden behind bars. Forensic evidence had him nailed dead to rights. But in a stunning turn of events, Holden is once again a free man - and Carolyn is his probation officer. To the state, Holden has served his time. To Carolyn, he represents a heinous miscarriage of justice. Then a body is found in the same location where Holden buried his first victim. As the dead count quickly mounts, everything Carolyn ever trusted as a professional is put to the test. With time running out, only the biggest gamble of her life can stop a ruthless killer - or bring alive her worst nightmare.