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.
Three years after his sister's death, Yak relentlessly searches for the dark spirit that killed her in hopes of seeking revenge.
