Makio Kōdai is a shy 35-year-old woman. She works as a novelist. One day, her sibling and her sibling's married partner die in a car accident. Makio Kōdai attends their funeral and meets her 15-year-old niece Asa Takumi, who is now left alone due to her parents’ death. The other relatives at the funeral speak insensitive words around Asa Takumi. Makio Kōdai gets furious at them and decides to take in her niece. Makio Kōdai, who has problems having relationships with other people, and Asa Takumi now begin to live together.

Koyori Edogawa has been marked with her abundant talent as a manga artist. Kiriko Asai is the most popular student who must always be perfect. Two high school students who are always under scrutiny sympathize with each other and search for freedom.

Shibuya Haruko is a high school student living in Tokyo. One night, she is instantly smitten by Kanagawa Kenichi, who is lying prone on a bridge. But Kenichi becomes far more interested in a girl he impulsively hits on, Mayumi, over the high-spirited Haruko.

Ovulation disorder disrupts her assumed future. Not understanding what's happening, she gradually feels distant from those close to her.

Stage version of - Baban Baban Ban Vampire (manga)