" Fantasy City " was a fantasy novel written by Jiang Nan. The story took place in a fictional foreign world. The novel mainly narrated the adventures of the protagonist, the Fire Cloud Evil God, and his companions in order to save the continent. In the novel, the Fire Cloud Evil God was a demon king from another world. He came to this continent and ruled a city called "Fantasy City". He oppressed the people, deprived them of their rights and tried to make the continent his territory. In order to save Fantasy City and this continent, the Fire Cloud Evil God and his companions began a series of adventures. They passed through the mountains and forests around the City of Illusion and defeated the subordinates and allies of the Fire Cloud Evil God. Finally, they found the weakness of the Fire Cloud Evil God and successfully defeated him with the help of a mysterious girl, saving the City of Illusion and the continent. At the end of the story, the Fire Cloud Evil God and his companions decided to stay in Fantasy City to continue ruling the continent and build a better society. The novel ended with the return of the Fire Cloud Evil God and the prosperity of the Fantasy City, leaving behind a world full of fantasy and fantasy.