Syaoran, Sakura, and their companions travel to Oto, a country where cherry blossoms perfume the days and demons call Oni terrorise the nights. To earn funds, the foursome split up to hunt the wicked creatures. Soon they learn that a new type of Oni has appeared - one that is both mysterious and beautiful... and rumoured to control the other demons! Will the brave twosome of Big Puppy (Kurogane) and Little Puppy (Syaoran) save the land of Oto from this frightening foe - and retrieve another piece of Sakura's fragmented past?