A dead girl is situated on a blood-soaked mattress, her limbs spread inside a parody of ecstasy. The picture matches a series of murders which ended with the conviction of Derek Tyler. But Tyler’s been locked up in a mental organization for just two years, hardly speaking a phrase. Lawbreaker psychologist Dr Tony Hill feels this is not a copycat murder but something very much stranger. Hill mind towards a terrifying face-off with perhaps one of the most perverse killers he has ever encountered…