In Tokyo, an impenetrable field known as "Hell's Gate" appeared ten years ago. At the same time, psychics who wield paranormal powers at the cost of their conscience also emerged. Hei is one of the most powerful of these psychic agents, and along with his blind associate, Yin, works for one of the many rival agencies vying to unlock the mysteries of Hell's Gate.
|Released:||April 5, 2007|
|Genres:||Action Drama Anime Sci-Fi|
|AKA:||Darker than BLACK: Kuro no Keiyakusha, Darker than BLACK -黒の契約者-|
|Cast:||Hidenobu Kiuchi Kousuke Toriumi Nana Mizuki Chika Sakamoto Ikuya Sawaki Misato Fukuen Masaru Ikeda Michihiro Ikemizu Nobuaki Fukuda Tomoyuki Shimura Yuuna Inamura|