In her previous life, Gu Mingzhu suffered a lot due to the exchange of identities between Aunt Liu, Gu Mingfeng and Gu Shunian. She was framed by the three and killed her biological mother before she died tragically and was reborn at the age of sixteen. She saw through Chunxiang's poisoning plot, fought back, and returned to the Gu family in a high profile through the regent Mu Yan, gradually revealing her identity as the legitimate daughter who had been exchanged. She teamed up with her biological mother to outwit Aunt Liu and Gu Mingfeng, and exposed the scandals of Aunt Liu, Gu Mingfeng and others. At the same time, she gradually developed a love for Mu Yan through her cooperation. In the end, she regained her status as a legitimate daughter, took revenge on Gu Mingfeng and Aunt Liu, and came together with Mu Yan to achieve revenge and self-salvation.
