Once upon a time, there is a story passed in the town. Every 50 years, Three-headed monster will appear this town. Everyone in the town will hide. But no one knows whether the story is true, everyone have no courage to take a step out from the house, so the mayor decides to release the wanted order, who brave to kill the three-headed monster will get high bounty.
And one mysterious hunter come here to witness the truth of this story.