Volume 1, Chapter 1

Kaka's village is attacked by a demon who transforms the villagers into monkeys. Kaka flee to get help from Genjou. However, when she finds him, Genjou is possess by a haughty spirit who calls himself Sanzou. Sanzou tells Kaka that he will return Genjou's body and retrieve his soul from the underworld if she accompany him to the capital.