In this vast universe, there are countless black holes and white holes. They devour and recreate. Under the dark starry sky, there are one unknown world after another. Thousands of big worlds, hundreds of millions of small worlds, they are not Eternal, they and the creatures they conceive complement each other, and also mutually restrain each other. So a special kind of undead gradually appeared, they will not enter the so-called reincarnation, they will be selected by fate to retain their consciousness after death, it is also understandable Become souls. The meaning of their existence is to pull out the obsessions in each world, so as to continue the existence of the world. They call themselves - hunters.