Kai escapes from Lag Village, where they are busy preparing for winter, to spend some peaceful time in the valley. Then, the remnants of the Macaques, who previously attacked Lag Village, appear before him.
In the tense atmosphere, when the Macaques find out that Kai is the guardian of the valley, they have a sudden change of heart. They plead with him to exterminate the Rotten God, Diabo, who has been corrupting their land. To protect the world as the guardian of the valley, Kai heads for Diabo! However, his path is blocked by the faction of the "Wise Princess," a member of the royal family of the Macaques! Enter the world of the sixth volume of this Dark Fantasy, Teogonia, and experience a young boy's struggle as he begins to awaken to the memories of his past life and wages war against the Demi-humans!
