CIA paramilitary operations officer Harry Nichols brought his team to Ciudad del Este for a single purpose: eliminating Jean-Claude Manet, aka Ramzi bin Abdullah, the former head of al-Qaeda operations in Europe. It was supposed to be simple. But there's nothing simple about killing a man.

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.

When elite Navy Seal Troy Stark is forced into retirement for his dubious respect for authority, he dreads the quiet life awaiting him with his brothers and buddies in Yonkers, New York. But the quiet doesn’t last long: The NYPD needs Troy’s military expertise to help find and stop a major terrorist threat to New York City. To pre-empt the attack, they need him to fly to Europe and stop it at its source—using any means necessary.

Following the collapse of the Soviet Union, Congress is questioning the organization’s necessity. Interim CIA director Thomas Stansfield must fight for his agency’s survival while explaining why the previous candidate for his job was found murdered in a French hotel—surrounded by booze, cash, and dead men. Worst yet, a brilliantly run sting operation in Moscow has resulted in the arrest of America’s most prized Russian asset and the expulsion of his CIA handler.

New York City faces a fate worse than death, the President suspects a traitor in the White House, and an intelligence analyst discovers a diabolical plot.