In her previous life, the medical girl Yun Qinghe was assassinated by the queen and died with hatred; after her rebirth, she returned to the night before entering the palace, determined to change her destiny; she saved the critically ill queen mother with her superb medical skills and got the opportunity to enter the imperial hospital; Emperor Pei Heng was poisoned by a strange poison, and the doctors were helpless, but Yun Qinghe temporarily controlled the disease with golden needles; the queen set up traps many times to protect her position, but Yun Qinghe cleverly fought back ; The emperor discovered the value of Yun Qinghe, and in order to seek a complete cure, he issued an edict to depose the queen; Yun Qinghe was involved in palace intrigues, and discovered that her previous death was related to the queen's family; she and the emperor went from using each other to developing feelings for each other; the regent secretly supported the queen in an attempt to rebel; Yun Qinghe joined forces with the emperor to thwart the palace coup; the queen was unwilling to be deposed and said The emperor's life experience is secret; the emperor sticks to his original intention, and Yun Qinghe politely refuses to take the throne and focuses on medicine; the queen mother entrusts Yun Qinghe with her before her death; in the end, all the traitors are eliminated, and Yun Qinghe becomes the first female hospital chief in history and stays with the emperor for the rest of her life; the story emphasizes the benevolence of doctors and the independence of women, and opens up a new path in the feudal shackles; Yun Qinghe was born in a medical family, and his father She was unjustly killed because she was involved in a palace fight. She entered the palace to rehabilitate her family. After the emperor knew the truth, he helped her rehabilitate her. After her abolition, she caused turmoil in the court, and Yun Qinghe exchanged her medical skills for allies. She founded a female medical school and trained female doctors. She saved countless lives during the coup and won people's hearts. The emperor worked with her to reform and abolish the old system. Yun Qinghe wrote medical books and passed them on to future generations.