The leaders of the free world descend on Scotland for aninternational conference, and every cop in the country isneeded for front-line duty...except one. John Rebus'sreputation precedes him, and his bosses don't want himanywhere near Presidents Bush and Putin, which explainswhy he's manning an abandoned police station when a callcomes in. During a preconference dinner at EdinburghCastle, a delegate has fallen to his death. Accident, suicide,or something altogether more sinister? And is it linked to agrisly find close to the site of the gathering? Are the world'smost powerful men at risk from a killer? While thegovernment and secret services attempt to hush the wholething up, Rebus knows he has only seventy-two hours tofind the answers.