Colonel Yuri Andrenev, a respected test pilot, is trusted to evaluate the latest Soviet fighter, the Sukhoi Su27 "Flanker", from a secret test facility near Moscow. Surely he is above suspicion. With thoughts of defection in his mind, and flying close to the inner German border, could he be tempted to make a daring escape across the most heavily defended airspace in the world?

A NATO reinforcement exercise held at a British airbase in West Germany brings British, American, and French fighter crews together to practice the air corridor policing mission. When a Pembroke transport aircraft engaged in a covert reconnaissance mission is intercepted by a MiG fighter and forced to land in East Germany, events escalate. Will the crew become a pawn in the relentless confrontation as the Soviets increase the rhetoric?

Flying the Jaguar bomber in a Cold War West Germany, Nick Gleason is, perhaps, at the peak of his career but he is a loner struggling with his conscience and he begins to question the morality of his role. If war in Europe breaks out, he would be tasked to deliver a thermo-nuclear weapon to a target in the East.