In a world violated by terror, the old lines have blurred. Meet the next generation of covert ops. John Dempsey's life--as an elite Tier One Navy SEAL named Jack Kemper--is over. A devastating terrorist action catapults him from a world of moral certainty and decisive orders into the shadowy realm of espionage, where ambiguity is the only rule. His new mission: hunt down those responsible for the greatest tragedy in the history of the US Special Ops...