It Is Good for Everyone in the World to Become Immortal

The Tao can be Tao, but it is not Tao; the name can be named, but it is not named. The nameless beginning of heaven and earth; the named mother of all things. Therefore, if there is always nothing, I want to observe its wonderfulness; if there is always something, I want to observe its beauty. The two have the same origin but different names, and they are both called xuan. Mysterious and mysterious, the door to all mysteries... Let's watch the protagonist step into the world of immortals from ordinary people...