Once a government assassin codenamed Orphan X, Evan Smoak works as a vigilante for the desperate. Now he's ready to retire. Then he gets a call. Max Merriweather's cousin has been murdered, and the woman he needs to find is missing. On the run and stalked by an assassin, Max calls the one person who could save him. Evan Smoak. But the forces ranged against Evan and Max are as lethal as Evan has ever faced. Keeping Max alive will be hard. Staying alive himself might be impossible...