"After a CIA covert mission goes badly awry, U.S. Air Force intelligence officer Nicholas Flynn is exiled to guard a remote radar post along Alaska's Arctic frontier. This dead-end assignment is designed to put his career permanently on ice, but Flynn's not the type to fade quietly into obscurity... As winter storms pound Alaska and northern Canada, Russian aircraft begin penetrating deep into friendly airspace. Are these rehearsals for a possible...

Fresh off his success in the New York Times bestselling Countdown to Midnight, Nick Flynn finds himself once again facing a vicious enemy-one determined to destroy the United States. When Nick Flynn left the US Air Force to join the Quartet Directorate, he did so with the full knowledge that no one could ever know. This covert private force-called Four by its members-promised him the chance to lead his own missions and make his own decisions, though...