The movie consists of 4 stories each telling how people survive on life-death choice. The story titles are: Cheering Girls, Boy? meets girl., Claim Night! and The House Full Of 'Abandoned' Businessmen.

The semi-biographical The Extremists' Opera follows the everyday and inner struggles of a women-only alternative theater group delivering explosive and politically controversial explosive stage performances under the control of tough mannered director Naoko.

Kako, a 16-year-old high school girl, goes to a mixer pretending to be 22. While there, she meets Kouta who at first has a very intimidating aura. But once he saves her from an awkward situation, she wants to know more about him as does he. That is until he finds out she isn't 22. The next day Kako runs into him again, but this time he's working as a police officer. Kako still wants to get closer to Kouta, but he isn't interested or is he?

Nozomi Kuroda is in the 2nd grade of high school. One day, she finds a letter in a classroom desk. The letter has only the word "like" written on it. The person who wrote the letter is Jun Setoyama. He happens to be the most popular boy at the high school. Nozomi Kuroda feels embarrassed, but she eventually leaves a reply in a shoe closet at school. This is how their secret exchange diary begins. Nozomi Kuroda soon learns that the intended recipient for the first letter was her best friend. Nevertheless, Nozomi Kuroda is attracted to Jun Setoyama, who expresses his thoughts and feelings unlike her. She's unable to tell him the truth that the person exchanging messages is her and not her best friend.

Hikari's boyfriend is one of those killed in the Akihabara massacre incident. Suffering from the shock of her loss and unable to accept this reality, she cuts herself off from the outside world. She eventually manages to muster enough courage to visit Akihabara, the scene of the incident. There, she encounters many people who are still coming to terms with the aftermath of the incident and are still suffering from the aftereffects.

Rei helps the woman she's been in love with for years escape her abusive husband. While on the run, their feelings for each other catch fire.

Kae is a fat high school girl who is a 'fujoshi', which is girls who enjoy reading homosexual romance novels. She is dismayed when her favourite character is killed off. She is unwell and refuses to eat. She loses weight. As a side-effect she is thin and suddenly popular at school. Boys begin to pursue her. She has a choice of suitors and can pick a boy of her liking. They are all pretty.

Ishimori Uka is very shy and has a hard time making friends. When she was a middle school student, students made fun of her by calling her "stone". Around that time, she met Miura Kai with lemon color hair. Because of him, she entered the same high school. Uka now wants to overcome her shyness and have friends. Kai is a popular student at the school, but he doesn't talk much or seem interested in others. He doesn't know why, but he becomes concerned with Uka. Uka has admired Kai, and she now has feelings for him. Kai has a secret, which no one knows.