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.
Private Luc Deveraux and his sadistic sergeant, Andrew Scott, got killed in Vietnam. The army uses their bodies for a secret project - reanimating dead soldiers as deadly obedient cyborgs. However, their memories come back too.
Chris embarks on an odyssey of self-discovery that spans the globe. Kidnapped and enslaved by gun smugglers, sold by pirates and thrust into the murky underworld of gambling and kickboxing, Chris' journey takes him to forbidding Muay Thai Island where deadly martial arts are taught, the colonial splendor of British East Asia, the dank back alleys of Bangkok, desolate deserts once trod by the warriors of Genghis Khan and finally, the ancient Lost City.