Lu Xinzhu is preparing to get engaged to her boyfriend, Long Jiaming. However, because she has kept her true identity hidden, Long's family, who look down on the poor and fawn over the rich, treat her with contempt. At the engagement banquet, Lu Luoning pretends to be the daughter of the richest man, takes credit for Lu Xinzhu's achievements, and effortlessly wins the affection and approval of everyone in the Long family. Even Long Jiaming betrays Lu Xinzhu. When Lu Xinzhu publicly reveals her true identity, nobody believes her, and she is humiliated instead. After being thrown out of the engagement banquet, Lu Xinzhu resolves to teach them all a lesson.