The Cafe du Coin, with its view of the back of Notre-Dame, was teeming with police. Table No. 5 was still in shock. Jean-Michel Jolivet had seldom seen so many sad faces. Twelve in all, one of them dead, face down in his croissant. The retired inspector's bride of three weeks was sitting directly across from the deceased, General Sebastien Reboursier; Amy had quickly forgotten about her articles on cafes, cups, and salt and was now wondering how this could have happened with all of them at the same table. Witnesses and the police agreed that the manner of death was by poisoning. But why? The...