You DO NOT MESS with the Special Investigators! The events of 9/11 changed Jack Reacher s drifter life in a practical way. In addition to his folding toothbrush, he now needs to carry photo ID to get around. Yet he is still as close to untraceable as a human being in America can get. So when a member of his old Army unit manages to get a message to him, he knows it has to be deadly serious. The Special Investigators always watched each other s backs. Now Reacher must put the old unit back together. Someone has killed one of them, and he can t let that go.