A young woman discovers that a sex tape made without her knowledge is circulating online. Paranoia takes over, along with a sense of injustice. Her sudden terror of video triggers a downward spiral where she loses all social bearings.
Deep in the mountains, hidden in a forest, there is a village populated only by women who ran away from home to commit suicide in the area. It was founded by Onikuma, a strong-willed yet kind-hearted mother and village head-woman who fled from the city with her daughter, Kagu who was 14-years-old and pregnant with the titular Kushina.
A young woman, Ako, wanders around a sparsely populated housing estate in a rural city, Mito, where she spends her time speaking to objects and plants.
Natsuki has a scent fetish. On New Year's Eve, she is visited by Takano and confesses her feelings for him. When her close friend Misako turns up, Natsuki sniffs her hair and makes a discovery.
Once, Rui has aimed at a singer. However, now, she was frustrated and was doing the hostess's work in the country. When Rui goes home together with a friend's Tsunko, She met Momoko, the rival at the time of her having aimed as a singer. Momoko became an idol singer and was successful. On the grounds that Momoko has ridiculed Rui, Rui killed two friends, her and her. In order that Rui may escape a crime, She formed the idol group together with Tsunko pretending to be Momoko and others.
Yui, a college student, moves in to her first own apartment, where she begins her new independent life in a big city. Soon after, the upstairs neighbor Takashi sparks her interest.
Mio Sasaoka hears of a middle school student that was a victim of bullying and then committed suicide. Mio thinks the girl should have confronted her tormentors rather than committing suicide. Mio herself is the leader of a group of students at her school. She is a bully. Her main target is Maria Shiozaki who is weak. Mio pushes her into the swimming pool and scribbles on her book, justifying her actions because Maria is disagreeable.
