An aerobics instructor becomes a ruthless assassin after being possessed by a slain ninja's spirit, leading to a showdown with a martial arts expert.

While on his travel across the Southwestern United States, with his Jeep CJ Renegade and his chestnut colt named Joe Brown, Luke meets Matt, son of a friend of his, Moose, who is in jail. Moose asks Luke to take care of Matt, and to help him to take possession of a piece of land. So starts their travel, full of adventures...