Mrs. Gu, Zhou Nanyi, hides her identity and starts working at the grassroots level of the company. Gu Zhixing, feeling sorry for his wife, spreads the news, and when employees learn of her role, Zhou Nanyi meets her high school classmate, Zhou Yinfei, on her first day. Zhou Yinfei, dressed in luxury brands, is mistaken by everyone as the real Mrs. Gu. Colleagues Xiaoqi and Xiaoyue, eager to flatter Zhou Yinfei, assist her in bullying Zhou Nanyi at work. Zhou Yinfei, jealous of Zhou Nanyi, falsely accuses her of being Gu Zhixing's mistress. As Zhou Nanyi faces mistreatment at the company, Gu Zhixing steps in to protect his wife, exposing Zhou Yinfei's true identity and firing Driver Ming, Xiaoqi, Xiaoyue, and others. At a party, Zhou Nanyi encounters Zhou Yinfei's provocation again, but this time reveals her true identity, teaching Zhou Yinfei and a group of greasy bosses a lesson.
