When John Mack, an aging government assassin, agrees to revitalize a highly classified government operation, he crosses paths with a sinister organization and is deceived into believing his killings are in the name of justice. Mack is pursued by a criminal syndicate which launches an operation to determine his identity and hunt him down. A romance develops with a female operative that changes Mack's outlook on the entire mission and calls into question his values. Unless he can turn her into a double agent, he faces the prospect of eliminating the first woman he has fallen in love with. With...