Before she can register her marriage, Shu Wanrou suffers a double betrayal at the hands of Lu Jing and Yao Qingqing. Her beloved grandfather, who has always been her only family, stands up for her but suffers a heart attack. Desperate to get married quickly, she decides to hire someone for a whirlwind marriage, but mistakenly takes Lu Boyan for her intended partner. Only after registering their marriage does she discover that he deliberately arranged everything. When they were children, the two had endured hardships together and made a promise to each other. After her grandfather passes away, someone takes over her home, and she loses contact with Lu Boyan. Three years later, Shu Wanrou returns as the eldest daughter of the Shu family, determined to take revenge. She deliberately approaches Lu Boyan, unaware that he is actually her husband. Lu Boyan recognizes her immediately but, for various reasons, cannot reveal their relationship and can only secretly test her. From then on, Shu Wanrou takes revenge on those who wronged her while falling in love with Lu Boyan all over again.