Kage to Kage

On the ominous island of Natsuki, descendants of oni live in secrecy. The head of the family, Natsuki Shino, hires bodyguards from across the land to protect the upcoming "Matsuri" from the Wakou. But when Muinsai Sora hears that the man who cursed her, Futatsukage Sougen, might be among them, she ventures to the island alone. As she investigates, she uncovers a dark secret about Natsuki, and a wave of brutal murders begins to claim the strong warriors gathered there. Can Sora break the curse and escape the island alive?