Yun Shu is an unknown maid in the palace. She accidentally discovers a lost book called "Ancient Manual of One Hundred Brews" hidden in the wall of the cold palace. She is gifted with a keen sense of smell and secretly brews Jade Dew Spring. However, the aroma of the wine wafts into the palace and attracts the attention of the eunuch in charge. In order to avoid the exposure of the secret recipe and the disaster of death, she On the eve of the heaven-sacrifice ceremony, she disguised herself as a procurement eunuch and sneaked out of the palace; after living in the south of the Yangtze River, she opened a wine shop under the alias Shen Niangzi and became famous for her ancient wine making; the new emperor Chu Heng accidentally drank her "Xue Po" while incognito to inspect the salt tax, and was shocked; he recognized her identity but did not move. Sensual, frequented wine shops, secretly developing feelings during the interactions; Yun Shu was frightened and wanted to run away after discovering the emperor's identity, Chu Heng detained her on the charge of "private brewing", but actually protected her under his wings; the conservatives in the court objected to the empress' title on the grounds that "the palace maids are unclean", Chu Heng proposed new political reforms The revolution made all the officials compromise; Yun Shu finally benefited the world with her wine-making skills and was granted the title of queen. At the same time, the ancient genealogy was compiled into the official version and passed down to future generations; the story runs through the aroma of wine and power plots, and the emotional line goes from temptation and protection to trust and hand in hand, and finally reaches an agreement between the emperor and empress of equality.