When Mark Campion is found dead at home with the doors locked, there are no clues to indicate whether it is suicide or murder. His partner, Katie Melhuish, is determined to establish the truth and comes close to losing her own life in the process. When the police finally become convinced his is a case of murder it seems the closer they get to understanding what happened, the harder it is for them to prove. This crime novel should appeal to fans of Ann Cleeves, Peter Robinson, L J Ross, Joy Ellis and Peter Grainger.