Darker Than Black

Ten years ago, an inscrutable and abnormal territory known as Hell's Gate appeared in Tokyo and altered the sky and wreaking havoc on the landscape. The real stars disappeared, replaced by false stars. During this time, people possess various special abilities emerged, each capable of different supernatural feats these are known as Contractors. Each fake star has a corresponding Contractor that responds to their activities. As such, Contractors are usually identified by their Messier number of the star. Kept secret from the masses, these individuals are known for the murder in cold blood, choking with emotion unnecessary logical and rational. Their incredible abilities, however, are acquired at the cost of their humanity Contractors are so called because of an involuntary impulse to "pay the price" whenever their power is used, which can range from eating special food and complete insignificant tasks, to self-harm and with their bodies changing in particular ways. Various nations and organizations around the world use Contractors as spies and assassins train, resulting in violent battles for valuables and information. After the disastrous war of the heavens, the U.S. has lost its dominant position as a superpower to a mysterious organization called the Syndicate. The story revolves around a Chinese businessman, codename Hei as he engages in various missions of espionage and murder in Tokyo under the direction of the Syndicate of the above.