Hell Girl

Hashimoto Mayumi, a typical high school girl. She plans on seeking revenge on her classmate Kuroda Aya for bullying and torturing her. One day, she finds a strange ad regarding sending tormentors to hell. Is this hotline to hell real? Will she get her revenge?

Onda Maki is being bullied in class, but she doesn't know who is bullying her. She spends every night typing her classmates' names into the Hotline to Hell engine, but always erases it. Her science teacher Kamishiro tries to help her, but Onda always refuses.Eventually, she finds out that Kamishiro is the one who has been bullying her and sends her to Hell. Onda has a new friend, and as they are working after school on a project, Onda discovers that her friend had been helping Kamishiro bully her.

Since Ai's death, her companions have gone their separate ways. But Kikuri announces her return, and they gather as faculty and staff at a school.

"Jigoku Tsushin," a website that only accessible exactly at midnight. If you post a hopeless grudge there, Hell Girl will appear and drag your hated foe into Hell. The rumor sounded like an urban myth, yet it spread among the young people and turned out to be true. The girl's name is Ai Enma. However, the legend does not speak of the contract with the Hell Girl. One day, Michiru, a mysterious girl appears in front of Ai Enma. Ai talks to Michiru, who doesn't remember who she is or why she is here. Who the hell is she? Her secret past will be revealed!