Brødrene Winchester følger i sin fars fotspor og bekjemper overnaturlig ondskap. De er på konstant jakt etter skapninger som folk flest tror at kun eksisterer i eventyr - og mareritt.

A plague of shadows has swept across the land, turning innocent creatures into terrible monsters. One champion remains to battle the darkness and return the world to the light: Niko. Armed with his magic sword and guided by a determined Princess, young Niko journeys to the Curse-ed Volcano to face the evil sorcerer Nar Est and free his people from their magic prison.

Koto unknowingly seals away the Sun Goddess Amaterasu, and now she is in a different world and can't return. Meeting priestesses who combat the evil in this strange place she learns that Black Towers throughout the land keep Amatersu sealed away and are guarded by evil monsters. Koto must now find a way to help defeat these monsters and return the world to the way it was.