Shinitagari no Fukushuusha

A high school student named Shizuku, suffering from despair due to bullying at school and abuse at home, tries to take her own life at an abandoned shrine. There, she encounters a strange raven that curses her with immortality, leaving her unable to die. Refusing to accept her fate, Shizuku resolves to use her newfound condition to seek vengeance against those who have wronged her. The story follows her pursuit of retribution, wielding the power of her unkillable body to enact deadly justice.