The next day, the chenqin explains that he is refining the blood spirit to make it more palatable for the people of the north west. He says that many people believe that there is a crystalline substance at the bottom of a blood pool, but the substance is extremely corrosive. After several attempts, no one has found it. The chenqiang family is attacking the pill pavilion again, and the guangliu, a high-ranking alchemist, has been found to be involved.