Xingyi was originally a palace maid with a humble status. By chance, he was appreciated by the emperor and entered the imperial hospital. After entering Taiyuan Hospital for further studies, Xingyi devoted herself to learning and mastered many skills such as Ma Fei Powder, Chinese herbal medicine, and acupuncture. After that, he played an important role in quelling the plague, first aiding concubines with difficult labor, and making plasters. At the same time, in the process of sharing the joys and sorrows, he also developed a sincere relationship with his colleague Lin Fang. The two finally bid farewell to the court, returned to the people, and opened a traditional Chinese medicine clinic to benefit the people of Li.