The killing of an art dealer judges up snatches of Jason Bourne's impaired memory, and particular the murder of a young woman who entrusted him with the strangely engrave ring. Now he's determined to find his owner and purpose. But born never knows what terrible acts he'll discover he committed when he digs into the past. The trail will lead him to a vicious Russian mercenary Leonard arcadian, also graduate of the Central Intelligence training program treadstone. The covert course was shuttered by Congress for corruption, but not before it produce born in arcadian, given them equal skills, equal force and equal continent. As Bourne's Destiny circles closer to arcadians, it becomes clear that someone else has been watching and manipulating them. Someone who wants to know, who is the more deadly agent?