Shinitagari no Fukushuusha

Bullied at school and sexually abused at home, Shizuku is a high school girl who has despaired of living. She attempts suicide at a deserted shrine, but a mysterious crow curses her with immortality. Now unable even to die, Shizuku decides to use her invulnerability to inflict mortal vengeance on her bullies. A tale of revenge by a high school girl with supernatural powers! (Source: Akita Shoten, translated)