In his experience of their own adventures at the same time, but also met it seems to live for two thousand years will not age white hair man, IQ far beyond the average fat… They have their own company, but among those who work with them lurk terrible enemies. The full name is "The collection of abnormal Biological observations by the Bureau of Folklore Investigation and Research".

It tells the story of special forces shen La in a chance incident in contact with a special dealing with supernatural events of the state organs, eventually found their hidden power, opened the door to another unknown world.