The most prosperous street of Chang'an Street has a famous perfume shop - Yinhunju. The spices sold in the store are not only wide in variety, but also rare in the world. In addition to the functions of ordinary spices, they also have many functions such as beautifying, keeping fit and curing diseases. Even the longevity medicine taken by the emperor today comes from "Yinhunju". There are rumors that the spices sold in "Yinhunju" are refined from living people. There are even rumors that "Yinhunju" will sign a contract with the destined person to satisfy the destined person's wish, which can be to become the richest man in the world, to change his appearance, or to dominate the world. As long as you want it, "Yinhunju" can make your wish come true. However, some people say that those who signed a contract with "Yinhunju" died in the end...