Synopsis：After her adopted sister Li Lu found out that her original family was the daughter of the richest man, surgeon Su Xinyu's life suddenly changed. Not only were her father and adopted sister brutally murdered, but she was also threatened by a mysterious man named Li He. In order to avenge her relatives, Su Xinyu agreed to let Li He pretend to be Li Lu and return to the Li family. After many twists and turns, the two cleared up their misunderstandings, defeated the conspiracy together and gained love.