Library

The old demon has withdrawn from the world for many years, but his legend has been circulating in the world. No one has seen him, or her, or it. It is unknown whether he is a green-faced fang or looks like Pan An. Maybe some people have seen the old demon, but they don't know that they have seen the old demon. Some people think they have seen the old demon, but in fact, what they have seen is not the old demon. Only I know who the old demon is, no one knows that the old demon is actually a dog, a mangy dog ​​with an ugly appearance. Why do I know, because I am the old demon, a genuine dog. By chance, the old demon met the ancestor of heaven and earth by chance. As for the specific circumstances under which he met the ancestor of heaven and earth, and the details of how the friendship was established, the old demon does not want to talk about it for the time being. He will tell everyone when he is free and in the mood one day. Now the old demon is busy wandering around in history, let's go and see...