Sakuraba Rie, aged nine, is a cynical and grumpy girl who cares little for her fellow classmates, and does not have a single friend. That is, until a self-proclaimed demon from the deepest, darkest pits of Hell suddenly appears in Rie's kitchen and steals a tray of cookies. What will happen...

Sakuraba Rie, aged nine, is a cynical and grumpy girl who cares little for her fellow classmates,...