She is Jiang Wu, the deceased wife of the regent Xiao Chenyan who he had been obsessed with for five years. She fell off a cliff and was poisoned, losing her memory and changing her appearance. She enters the scene as the medical girl Ning Yan and her own princess. She accidentally saw a plot barrage and learned that the time-traveling princess wanted to use the same appearance to conquer him and become the destined heroine. But in the main hall, he dropped the tea cup in shock, he sacrificed his life to protect her in dangerous situations, and the young prince also became close to her. She didn't understand this specialness. It wasn't until the truth was revealed that she realized that she was never a substitute, but the one he had never given up waiting for.
