Daniel Clay, a once-respected psychiatrist, is missing. His daughter insists that he killed himself after allegations surfaced that he had betrayed his patients to foul and evil men. But when a killer obsessed with uncovering the truth behind his own daughter's disappearance comes seeking revenge, long-forgotten secrets begin to emerge. Hired by Dr. Clay's daughter to protect her from the predator on the loose, tortured and ingenious private detective Charlie Parker finds himself trapped between those who want the truth to be revealed and those who will go to any length to keep it hidden.