This is a world of demons. Su Chen traveled through time and got the seed of immortality, becoming a small eunuch in black in the Daliang Palace. In order to obtain immortality and protect immortality, he began his path of cultivation.

"The years are long, and I don't know how many emperors and heroes, martial arts masters, and immortal and demon masters have been buried here. I sit back and watch the wind and clouds, and move forward in the dust of history..."

The first realm of immortality is to ripen the precious medicine.

The second realm of immortality, changing shape and appearance.

…

And so, beneath the hibiscus tree, he attended the funeral of his world-renowned friend, the Nine-Thousand Year Old Man of the East Factory, on a rainy night. With one strike of his sword, he shook the world with a storm, and the world realized that this useless man, who had not left the library for ten years, was actually a peerless evildoer. In the pharmacy, for the kind old man who had been by his side for three years, he stirred up trouble again, turbulently stirring up the world, awakening the world from its dreams and remembering the world's number one traitor...

…

Immortality is a lonely road, maybe.

But for thousands of years, the young man who walked out of the library has been stirring up the world! He has buried the sky, the earth, and all living things! Even gods, ghosts, demons, and monsters should call him the Demonic Ancestor!