Su Yunheng traveled through time and became the legitimate daughter of a high-ranking official. She entered the palace and was drafted and accepted, starting a life of luxury. There are constant battles in the palace, and she is framed by the wise concubine and may become a victim at any time. By chance, she unexpectedly gained knowledge of modern medical techniques. With this, she can regulate the Queen Mother's body and resolve the poisoning crisis. This allowed her to show her prominence in the palace for the first time, unlike the concubines who only knew how to compete for favor. She has been promoted all the way from the promise, breaking the conspiracy, protecting the family...
