As well as uncovering a cache of bank notes, Bruno is dealing with a wave of burglaries. The victims include the recently-retired head of Britain's Joint Intelligence Committee, which brings Isabelle back to St Denis. The next burglary ends in murder, the victim's bludgeoned body found by his lover - the prime suspect. But Bruno is on another track. A suspicious van alerts him to Paul Murcoing, who, like his veteran grandpa, is convinced that the Neuvic money was stolen by crooked politicians. It seems that Bruno is about to uncover political dynamite...