 However, Jeff's estranged younger brother Adam (John Dye), now a cop, is investigating the case, and warns Jeff against trying to take matters into his own hands.In his hunt, Jeff is approached by a mafia boss named Yung (James Hong) who claims to be Kim's friend and points him to a fellow mafia boss named Sam.However, upon breaking into Sam's residence and attempting to kill him, Jimmy appears and reveals that Sam was one of Kim's closest friends and was the one who took him in for protection.