Xin Yueyao was a medical woman at an ordinary medical clinic in Yongpingfang, the capital, but accidentally entered the palace and specialized in conditioning the Queen Mother's body.
By chance, Yueyao discovered a small courtyard hidden in a corner of the palace, met and helped the owner of the courtyard, the seriously ill "Mrs. Liu", and thereby learned about a royal past that everyone knew well but kept secret.
When Yueyao was treating the unpopular eldest prince Li Chenglin, she accidentally discovered that he was taking a drug called "Shenshi Powder" that seemed to strengthen the body but was actually harmful to the body. As a result, Yueyao got involved in a fierce battle in the harem and even the court. In the process, she uncovered the mystery of her life experience.
The deep love entanglement, the turbulent court intrigues, and the overt and covert harem competition are all intertwined to unfold a fascinating and interesting story...
