John Rebus, now a couple of years into his retirement finds himself drawn into a cold case from the 1970s involving a female socialite, found dead in a bedroom in one of Edinburgh's most luxurious hotels. It's a crime over forty years old, but no one was ever found guilty. Now, Rebus has his own reasons to investigate ...but it is going to set him against some very dangerous people.

"The new John Rebus"-- Cover.