The Immortal Path of Mysterious Medicine

After failing his tribulation, his physical body was reduced to ashes, and Kang Yushuang's two remnant souls were trapped inside the golden needle his master had given him, asleep and unable to wake. A thousand years later, the needle found its way to a family of physicians. The remnant souls were drawn into the body of a student who had just died. To recover his powers and cultivate again, Kang Yushuang took to selling talismans and exorcising ghosts for money. But he accidentally broke a seal and released the Demon King, who saw through his true identity. "You bastard, stop sucking on me!" "Little flower spirit, practice this dual-cultivation manual properly. If you can't learn it, I'll eat you!"