Shiraishi Hina, a second-year schoolgirl, one day finds strange incidents happening to her, from being pushed down the stairs to having wild dogs attack her. At night, a mysterious elderly woman speaks to her in her dreams. Hina soon finds herself caught in a war between two supernatural human races.

Shiraishi Hina, a second-year schoolgirl, one day finds strange incidents happening to her, from being pushed down the stairs to having wild dogs attack her. At night, a mysterious elderly woman speaks to her in her dreams. Hina soon finds herself caught in a war between two supernatural human races.