Joe Huff (Brian Bosworth) is a tough, loner cop with a flair for infiltrating dangerous biker gangs. The FBI blackmail Joe into an undercover operation that entails infiltrating "The Brotherhood" - a powerful Mississippi biker gang linked in the murder of government officials as well as dealing drugs with the mafia.
Lyon Gaultier is a deserter in the Foreign Legion arriving in the USA entirely hard up. He finds his brother between life and death and his sister-in-law without the money needed to heal her husband and to maintain her child. To earn the money needed, Gaultier decides to take part in some very dangerous clandestine fights.
Disguised as clerks, two young Americans slip into a sleepy Mexican village where they are caught by a ruthless band of bikers and turned into slaves to help with their harvesting of drug crops.