The daughter of the Duke of Zhengguo, Qin Shuangyue, assists her husband, the Prince Ning, in ascending to the throne and becoming the emperor. However, she is betrayed and her entire family is tragically killed by her husband and cousin's collusion. After being reborn on the eve of her grand wedding, she decisively calls off the marriage. Later, she joins forces with the eldest son of the emperor, Ming Yucheng, to expose the malicious intentions of her cousin and thwart the Prince Ning's ambitions to usurp the throne. Thinking that her vengeance is complete and looking forward to peaceful days with her family, Qin Shuangyue finds herself relentlessly pursued by Ming Yucheng.