A strange thing happened in Ruili, Yunnan Province. A family of three people were killed naked in the same bed. Later, it was confirmed by neighbors that the man killed had come here one year and worked in a timber factory. He often went out to buy vegetables with an old woman. Soon, it was found that Feng had a very young woman. The reason for the murder was unknown. After the neighbors called the police and the local police intervened, the matter gradually came to the surface.