Lin Fan, the young sect master of the Celestial Immortal Sect, must descend the mountain and marry Qin Muyao to settle his worldly tribulation before he can ascend to immortality. Disguising himself as a veterinarian at a countryside farm resort, he encounters Qin Muyao after she has been drugged and saves her using veterinary acupuncture needles. At a new drug conference, he exposes Zhao Qian's sinister scheme, saves Elder Li, and brings down the Zhao family. He also uncovers the twenty-five-year-old massacre of the Qin family. Accompanying Qin Muyao to the capital to seek revenge, Lin Fan defeats a grandmaster, eradicates the Gu poison, and awakens her Sacred Physique. After helping the Qin family rise again, he marries Qin Muyao and attains the Dao.