A Game Called Malice - Ian Rankin, Simon Reade

A delicious, and somewhat drunken, dinner party segues into a murder mystery game created by the hostess. However, the parlour game may hold clues about the dark truths hiding just under the surface of this genteel gathering...As suspects, clues and red herrings are sifted - it seems one of the guests has an unfair advantage: John Rebus, an ex-detective who used to do this for a living. But is he playing another game, one to which only he knows the rules, that will soon be revealed? As the tension rises, one by one, all their secrets will come out - and there is a shocking discovery that awaits them all...