Shu Yue's sister-in-law, married to Cheng Jing'en. She gave birth to three girls and wanted a son to secure her position in the Cheng family. She plotted with her mother to swap her newborn daughter with Shu Yue's son, deliberately causing Shu Yue to slip on beans and starve her during labor. She is described as having always treated Shu Yue with contempt.
