Lin Yuejiao and her legitimate elder sister, Lin Yuexiang, are both reborn and face another round of marriage matchmaking by embroidered ball. Her elder sister deliberately chooses Jiang Zhibai, while Yuejiao throws her ball to Crown Prince Gu Yuchen. To her surprise, Gu Yuchen also remembers his previous life and has long been in love with her. As they grow closer, the two support each other, join forces to reclaim the family business left behind by Yuejiao's mother, and uncover old political secrets. After their marriage, Gu Yuchen introduces new reforms, while Yuejiao establishes a women's school in the Eastern Palace, helping more women gain an education and learn practical skills. From a concubine-born daughter of the Chancellor's household to the Crown Princess, Yuejiao uses her own choices and talents to find sincere love and begin an entirely new life.