The fairies from Infant Island discover a lost city, as well as a giant monster that is attracted to environmental calamities.

A high school girl wakes up each day with no memory of the day before. When she agrees to date a shy classmate, Toru, he begins to fall for her—despite her rule against falling in love.

The search for her vanished brother Tsuyoshi leads Kaoru to the lonesome village Kozukata in the Japanese back-land. The locals react repelling to her, which the exception of the Chinese girl Sally. As her car breaks down Kaoru is trapped in the village; will she have to repay for something she has done in the past?