Fuxian Lake is located in the south of Yuxi, Yunnan Province. It has clear water and pleasant scenery. It is actually the first deep-water lake in Yunnan Province. Most of the people living here are fishermen, and it is common to go fishing in the lake. Dao Laosan was one of the local fishermen. He cast a net to catch fish as usual, but this time what he pulled up was not a fish, but a body wrapped in a white shell. Bai Laosan watched as the white shell gradually receded in the air, revealing the male corpse inside which looked like new. But after a while, the corpse gradually turned black and smelly, until it rotted...