When One Takes Back What Was Lost Within the Wall... (Part 2)
Nick and a few other researchers are sent into the restricted section of the Gate to retrieve what is to believed to be the meteor fragment. Everything goes wrong and the entire team ends up dead, except Nick. Now Hei realizes that Nick is a contractor too, who seems to have the same power, and he also has the meteor fragment. Upon confronting Nick, the two begin to fight. Can Hei defeat Nick or will something else end the battle?
Aired 22/06/2007EP 12 - When One Takes Back What Was Lost Within the Wall... (Part 2)
Darker than Black
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.
(Source: Anime News Network)