Back in Washington its clear a mole has been gathering and leaking US secrets And Caruso is desperate to avenge his friend Soon he is on the tail of NSCstaffer Ethan Ross a man who thinks hes too smart to ever get caught Unfortunately Ross has got many more secrets on a microdive and when he decides to run its not just Caruso and the FBI on his trail The Russian and a few angry terrorist groups will do anything to get to Ross and the vital information he carries