This novel is a science fiction fantasy novel written by Pseudo Ring. It mainly tells the story of a young man who escaped from the area to be planned after a disaster, when the earth was devastated, food was scarce, resources were scarce, and the situation was chaotic. He faced the yellow sand in the sky and was alone. He came to the ninth district to make a living, but he never expected to meet a few friends by chance. He rose up in troubled times by chance, and started a legendary story.