Dan Gold is Northville's preeminent homicide detective, and his wife Rachel Gold a psychotherapist. When Rachel takes on client Paige Sefton, she finds herself challenged. Paige is a traumatized woman whose best friends were murdered while she was home with them. Now she's endured a series of brutal, bizarre attacks. Rachel lost her co-workers to violent murder years ago. As Paige's condition deteriorates, Rachel finds herself struggling with guilt...