JOHN LUTZ IS . . . “A MAJOR TALENT.” John Lescroart “AMONG THE BEST.” San Diego Union “IN RARE FORM.” The New York Times Book Review THE UNKNOWN SPYOfficially, Thomas Laker is an employee of the NSA. His real employer, known as the Gray Outfit, is not listedanywhere. When a Washington, D.C., insider is killed in a bomb explosion, Laker teams up with cryptographer Ava North on a desperate search for clues. The only thing certain is that another act of terrorism is imminent. Delving into the dangerous past when America was drawn into global conflict, they discover one of historys greatestand deadliestsecrets. In the wrong hands it can unleash unimaginable destruction. Now, to keep his homeland from plunging into its darkest hour, Laker will have to defend everything he believes in . . .“LUTZ OFFERS UP A HEART-POUNDING ROLLER COASTER OF A TALE.” Jeffery Deaver