A long time ago, a monk placed a curse on an evil miko in order to stop her wrongdoings. And several centuries later, that curse is still active.

Our story starts when a boy named Kirino Ryo who can see ghosts is sent by his father to live in a temple. It is here he meets Yuzuriha Mikoto, the cursed descendant of the evil miko. Will Kirino end up being cursed by her hijinks as well?