The atrocities and betrayals John Ralston has seen in forty years of UN field work - teachers raped, acid thrown in the faces of aid workers, murderous leaders getting rich while children die - have given him a short fuse. That fuse ignites a year into his retirement when his daughter is abducted and mutilated in Uganda by a religious terrorist army. Ralston plans a quiet mission of retribution that will free his daughter and get him close enough to the terrorist leader, Joseph Koni - "The Redeemer" - to kill him. But before he can move, two big players with their own motives for annihilating...