In a dangerous alliance with troubled amateur sleuth Clementine Starke, DI Dominic Bell must hunt down a ruthless killer targeting a group of urban explorers who risk their lives exploring abandoned London locations. Can Starke and Bell identify the masked victims before it is too late?
A group of anonymous urban explorers stumble into a murderer's kill room in a derelict film studio. Terrified, they run, thinking they are safe as no one in the group knows their identities. When one of them is brutally murdered during an exploration of an abandoned underground station, they realise they are being hunted.
DI Dominic Bell and his team are investigating the series of murders but cannot find the connection between the victims. The only person who can help is Clementine Starke, who is researching adult thrillseekers as part of a university research project. However, Clementine is haunted by dark and violent obsessions, primarily her former relationship with DI Dominic Bell.
As the body count rises, Clementine Starke and DI Dominic Bell form an uneasy alliance to hunt the killer. But as they close in on their prey, and things turn personal, Clementine has to decide which side of the law she's really on.
A cat-and-mouse thriller for fans of Mark Billingham, Sarah Hilary and Rachel Abbott that unfolds in a number of terrifying hidden locations across London. Readers who enjoyed Thomas Harris's Hannibal series will be thrilled by the deadly relationship between DI Dominic Bell and Clementine Starke.