In a land submerged in a thousand years of fog, demons and nymphs do battle. Until one day, the fated meeting of sworn enemies unravels an intricate love story, and hurls Ayaka, the daughter of the deity, Reiki, into a voyage of discovery, and maddening love.
Ayaka finds Kai, but he doesn't quite seem like his old self. Suspicions are confirmed when Kai suddenly attacks Ayaka with the legendary flute of the Ogre Clan! The skirmish is interrupted by the appearance of a strange little girl named Mikage, who mysteriously happens to share the same name as Kai's mother. Mikage takes Ayaka and Kurama on a journey to Fuyo-Den - to find the truth behind Kai's mystifying behavior!
All the answers seem to lie in Fuyo-den, so Ayaka travels there in order to find out the truth about her past and to once again attempt to rescue her beloved Kai. As her comrades fall one by one, Ayaka is left alone to face the dark secret that is the foundation of her world. Things are not always what they seem-will Ayaka see the truth and still be able to save the love of her life? Find out in this final volume!