Supernatural, Action, Seinen, Drama, Sci-Fi, Super Power
- Hei is the strongest psychic agent who wields paranormal powers at the cost of their conscience
- He investigates how a Black Dandelion is able to give powers to those who come in contact with it
- Along with his blind associate, Yin, he works to open the mysteries of the impenetrable Hell's Gate
Taking place after the events of Darker than Black and replacing the events Ryūsei no Gemini completely, Hei (BK201) and Yin return to Tokyo to investigate how a Black Dandelion is granting Contractor-like powers to people who come in contact with it.
May 15, 2009 to Jan 21, 2011
Where to read
You can read the official version of this title legally here: