He's watching, waiting... and counting. . He keeps each one floating in formaldehyde to stop them from rotting. Each finger denotes a victim, tortured and butchered, their heart ripped out and discarded, replaced instead by symbols of their treachery. He sits alone admiring his trophies weekly; each and everyone of them guilty in his eyes. Now more must pay. Who or what links the victims? DC 'Charlie' Stafford is already investigating a series of escalating racist attacks and it now seems she has a vicious serial killer on her patch. With no leads and time running out, the team at Lambeth are at near breaking point. Something has to give... and all the while he's watching, waiting... and counting.