The story is set in 1890s Siam. Siang is a young Muay Thai warrior and rocketry expert who steals back water buffalo taken from poor Isan farmers by unscrupulous cattle raiders. He is searching for a man with a tattoo who killed his parents.
When the head of a statue sacred to a village is stolen, a young martial artist goes to the big city and finds himself taking on the underworld to retrieve it.