On the hunt for a fabled treasure of gold, a band of warriors, assassins, and a rogue British soldier descend upon a village in feudal China, where a humble blacksmith looks to defend himself and his fellow villagers. Since his arrival in China's Jungle Village, the town's blacksmith has been forced by radical tribal factions to create elaborate tools of destruction. When the clans' brewing war boils over, the stranger channels an ancient energy to transform himself into a human weapon.