Kujo Rina is a chemistry teacher and the homeroom teacher for the 3rd grade D class at Horai High School. She doesn't have a bond with her students. On the school's graduation day, Kujo Rina is pushed from the 4th floor and falls down. She is able to glimpse a school uniform sleeve on the person that pushed her. At that time, she wonders why she was pushed and that she does not want to die.
Mitsuki Aya enters one of the best all-girl schools in Japan. One day, she sees a fellow classmate enthusiastically playing a fighting game in an empty classroom. Forbidden from playing games at the school, Aya, who is also a secret gamer, wants to play against her!
Hana, a high school girl, has been grown up in a foster home because of a crime her mother is said to have committed. As the oldest sister in the home, Hana takes care of a newly sheltered girl abused by her mother.
Hana, a high school girl, has been grown up in a foster home because of a crime her mother is said to have committed. As the oldest sister in the home, Hana takes care of a newly sheltered girl abused by her mother.
People are gathered by recruitment or being kidnapped.These people take part in the Werewolf Game. The participants must risk their lives in the game, while wealthy people wager on the winners and losers of the game. Masamune (Yuuki Ogoe) works as an operator of the game. He finds out that female high school student Yuzuki Natsume is one of the participants in the Werewolf Game. Masamune once taught Yuzuki Natsume as a private tutor. He wants to save her and he is willing to risk his life to do so.