Cambridge is sweltering, during an unusually hot summer. To Jackson Brodie, former police inspector turned private investigator, the world consists of one accounting sheet – Lost on the left, Found on the right – and the two never seem to balance. Jackson has never felt at home in Cambridge, and has a failed marriage to prove it. Surrounded by death, intrigue and misfortune, his own life haunted by a family tragedy, he attempts to unravel three disparate case histories...
The first message sent to Tom Thorne's phone was just a picture - the blurred image of a man's face, but Thorne had seen enough dead bodies to know that the man was no longer alive. But who was he? Who sent the photograph? And why? While the technical experts attempt to trace the sender, Thorne searches the bulletins for a reported death that matches the photograph. Then another picture arrives.