Prehistoric: Pick up Old Tao Inheritance and Elixir for Free at the Beginning

Traveling through the ancient Zhongnan Mountains, I encountered the opportunity of Yun Zhongzi preaching. The old Taoist formation for seizing the body failed, and a storage bag of magical elixirs was given away for free. It's still early to start refining Qi and transform into gods. Let's take medicine to survive first!