Sixteen years ago, her mother died in childbirth. Cheng Yanqing struggled to survive under the high pressure of the Liu family, pretending to be stupid and clumsy.
Use "Xinglin Xuanyao" to see through and resolve several poisonings and frame-ups by Liu (and Cheng Fengjiao) (such as food poisoning, slander and theft, corruption of reputation, etc.). She kept a low profile, gained the secret support of her father, and took over her biological mother's dowry shop. Later, she rose step by step from the struggle in the house to the reconstruction of business culture.