It's 1942. A Marine aviator, an Army paratrooper and demolitions expert, and a non-com radio man are on an impossible mission for the OSS - sabotaging the resupply of German ships and submarines - by any means necessary!

In the first weeks after World War II, a squeaky-clean new second lieutenant named James D. Cronley Jr. is spotted and recruited for a new enterprise that will eventually be transformed into something called the CIA. One war may have ended, but another one has already begun, against an enemy that is bigger, smarter, and more vicious: The Soviet Union. The Soviets have hit the ground running, and Cronley's job is to help frustrate them, harass them, and spy on them any way he can.

They were the young ones, the bright ones, the ones with the dreams. From the Nazi-prowled wastes of North Africa to the bloody corridors of Europe, they honorably answered the call. War - it was their duty, their job, their life. They marched off as boys and they came back - those who made it - as soldiers and professionals forged in the heat of battle....

Two armed men board a 727 that has been all but forgotten at an airfield in Angola. Hijacking the jet, they then slit the throat of the lone crew and fly to parts unknown. The consternation is immediate, as the CIA, FBI, and other agencies race to find out what happened, in the process elbowing one another in the sides a little too vigorously. Fed up, the president of the United States turns to an outside investigator to determine the truth.

Court Gentry is known as The Gray Man—a legend in the covert realm, moving silently from job to job, accomplishing the impossible, and then fading away. And he always hits his target. But there are forces more lethal than Gentry in the world. And in their eyes, Gentry has just outlived his usefulness. Now, he is going to prove that for him, there's no gray area between killing for a living-and killing to stay alive.