Byron Duffy is a university English teacher with a rebellious student secretly filming paramilitary maneuvers by white supremacists called the Posse. When Byron gets involved with an undercover FBI agent named Mary Goldstein who uncovers a plot by the Posse and the mob to take over an Indian Reservation, Byron is drawn into a dangerous conflict. He also finds he has a rival for Mary: another FBI agent. Will a cabal of gangsters and paranoid terrorists...