Synopsis：Xiao Yingran, a modern girl, accidentally traveled back to ancient times 17 years ago and married into the prince's mansion to become the concubine of the prince Rong Jingze.Because the princess Han Yiyi had saved the prince, they agreed to be together for life and only love one person. Since they had no children, the queen mother arranged a marriage for the concubine. However, the concubines who had married into the prince's mansion before were either dead or disabled, and they could not stay for long. So the heroine Xiao Yingran did not seek true love. While protecting her beauty, she designed to make the prince gradually fall in love with her and hate the princess. The setting of the villain, as they get along, the prince gradually falls in love with the heroine