Private eye Harry Lind doesn't believe in ghosts. Little Grace Harper went missing over twenty years ago, and missing girls can't just reappear - or can they? It takes a brutal murder to make him think again.

Reporter Jess Vaughan is convinced that Grace is still alive but she's going to need some help to prove it. As she and Harry begin to unravel an age-old web of deceit and betrayal their discoveries soon put them on a collision course with one of London's most notorious gangsters. The search for the truth is about to lead them into a world where people will kill to preserve their secrets.