The main heroine Miharu Rokujou has been live of unconcern for as long as he can recall, he can almost summon up his infancy.
The life of a normal boy living a usual life planning to own a restaurant doesn't offer much, but he'd rather have it that way. After being hassled by his schoolmate Aizawa Kouichi undistinguished instructor Kumohira to unite the ninja club and another time, Miharu is assaulted by a gang of real ninjas... and he still couldn't care less.