After a car accident, Su Yumian and Zhou Yan find themselves transported into a book, becoming the youngest and eldest daughter-in-law of the Jiang family. They outsmart their scheming mother-in-law, Zhang Yuxia, to protect themselves and their families. At a pool party, Zhou Yan saves Su Yumian from bullying, while Zhang Yuxia conspires with her lover, Huang Yu, to harm the Jiang family. Together, Su Yumian and Zhou Yan expose the true nature of Jiang Bo, and Jiang Yiheng begins to develop feelings for Su Yumian. As Zhang Yuxia intensifies her schemes, Su Yumian counters her cleverly, and with the help of their neighbors, they reveal her misdeeds. In the end, Zhang Yuxia discovers the alliance between Su Yumian, Zhou Yan, and the Jiang brothers, leaving her enraged.
