Rokujou Miharu is a boy who has a hijutsu living inside of him. This hijutsu is the power of creation. Many ninja clans are seeking it as the one who possesses it becomes the ruler of the ninja world. Rokujou's classmate Kouichi started a nindou club at school with his English teacher. Both Kouichi and Kumohira are secretly ninjas. Rokujou must become the Ruler of Nabari in order to survive.