High school student Aya Tsukimori becomes cursed and is unable to leave her school dormitory. Meanwhile, many students begin reporting ghost sightings at the school, while others go missing and are later discovered to have drowned mysteriously. Soon, Aya attempts to communicate with fellow student Michi Kazato, who begins investigating the disappearances of her friends.

Bookworm Takao falls in love with Nanako, but he cannot express his feelings through words. Instead he secretively acts out in a heat of passion which creates a huge scandal in his school. There is one person who knows his true nature, and this girl will do anything to nurture what this Charles Baudelaire hides.

While celebrating with her friends in her new cheaply rented apartment on the thirteenth floor of a building, the young Sayaka unexpectedly jumps off the balcony committing suicide. Her mother goes insane and her older sister, Mariko, decides to investigate the mysterious death of her sister.