Find a murderer - and save the Queen's Jubilee! It is 1897 and the London is preparing for Queen Victoria's Diamond Jubilee. But a corpse is with no head or hands is dragged out of the Thames. The dead man was old and proserously dressed, but there are no other clues to his identity and the police ask for the discreet assistance of Lord Francis Powerscourt. His investigation leads him to a mysterious mansion in Oxfordshire, with classical temples in the gardens and in the house, a second corpse killed in a fire. On the track of the murderer, Powerscourt realizes that both he and his family are in mortal danger - and the outcome could wreck the Queen's Diamond Jubilee...