On a summer evening, in front of the Reflection World store in Kujing Alley, a man wearing a black robe and carrying a knife like a tree root on his waist met a naked man carrying an iron cage. The man in black robe wanted to buy the naked man a drink, but he refused. He said that he was waiting for a female ghost who had been stolen by the world, and if she did not return to his iron cage, he would eat the world and then explode himself. Hearing what he said, the onlookers laughed, thinking that he was a mentally retarded person from a foreign land...