Someone's killing Treadstone agents and Jason Bourne may be next on the list in this latest electrifying entry in Robert Ludlum's #1 New York Times bestselling series.Around the world, Treadstone agents are being hunted down and murdered. Someone high up in the U.S. government is erasing all evidence of a shocking mission from Jason Bourne's past known as Defiance - including Bourne himself. Staying one step ahead of a team of killers, Bourne follows a global trail that leads him to one of the government's darkest secrets. But exposing the truth about the Defiance mission will also bring Bourne face to face with his arch-enemy, the assassin known as Lennon, for a final deadly confrontation.