This is a costume drama named after a person, and its plot is full of ups and downs. Jun Jiuling was originally a kind-hearted princess, but unexpectedly, her parents were murdered by an adulterer in the middle of her family fortune. Because she couldn't accept it, she decided to set herself on fire. Fortunately, the genius doctor Jun Yingwen rescued her in time. Resolutely go to death. After Jiu Ling woke up, she found that her voice and appearance had completely changed. After listening to the advice of her friend and master, Jiu Ling calmed down and decided to investigate the truth secretly. After all, hard work pays off, Jiu Ling learns medical skills from his master, and slowly finds out the truth about the massacre of his family from the details. Knowing the truth, Jiu Ling was also noticed by the murderer. After returning to the capital, Jiu Ling founded Jiu Lingtang, a medical clinic. It caught the attention of the royal family, and through his unremitting efforts, he finally revealed the truth of the year to the public, and personally avenged the bloody sea of the year