C474 Human Pill

After following Du Sheng for a while, Shi Ziyi saw a furnace. Although Shi Ziyi said that he had never seen many alchemy furnaces, However, Shi Ziyi could tell with a single glance that this alchemy furnace was no ordinary item. Because this alchemy furnace was densely covered with inscriptions.

Du Sheng slowly opened his mouth and said: "This alchemy furnace has not been used for many years