A supernatural system allows people to take revenge by having other people sent to Hell via the services of a mysterious entity and her assistants who implement this system. Revenge, injustice, hatred, and the nature of human emotions are common themes throughout the series.

Cast:Masaya Matsukaze, Mamiko Noto, Takayuki Sugo, Takako Honda, Kanako Sakai, Hekiru Shiina,

Genre:Animation, Drama, Mystery, Sci-Fi & Fantasy,

country:Japan,

Production:Studio Deen, Aniplex, Tokyo MX, SKY Perfect Well Think, WAKASA SEIKATSU, Fujishoji,