我喜欢跪下用嘴伺候男朋友口

This seven-chapter alchemy method is a very complete alchemy method. It contains detailed explanations of the physical properties of hundreds of millions of strange objects, as well as many elixir refining recipes. Some of them, such as the 'Stealing Heaven and Death Pill', are just some of the more common ones. The elixir that Ji Ning really wanted to ask for was only part of it....