Seven years ago, Shen Sangyu became the bride in a good-luck marriage to Song Jingwen, a man in a vegetative state, in order to save her grandmother. After giving birth to a child, she was forced to drop out of school. Seven years later, the Song family begins searching for their daughter, and Song Jingwen gradually develops feelings for Shen Sangyu. When Ling Yueyue schemes against them, the truth is revealed at a family reunion banquet: Shen Sangyu is actually the heiress of the Ling family. Eventually, the misunderstandings are cleared up, the two get married, and the whole family lives happily together.