A simple man is sent back in time by a mysterious old man. There he must defeat a dragon with the help of an alien being.

Young-gu, a pizza parlor clerk, is sent back in time by a mysterious old man. He finds himself in 1599, but the village he is in has a dragon problem. The dragon requires the sacrifice of maidens. An alien offers to possess Young-gu's body in order to defeat the monster.—Anonymous