The heroine Su Qing purchased a wedding house with all the money before her marriage, but after the marriage, her husband Zhou Yi's brother Zhou Kai and his family of six moved in under the name of temporary residence and stayed there for three years. Family conflicts became increasingly severe. During a dinner party, Su Qing was slapped six times in public by her brother-in-law Zhou Kai for complaining that the house was too crowded, while her husband Zhou Yi chose to remain silent and indulge. Su Qing did not resist directly, but acted secretly, quickly sold the pre-marital property at a low price, and successfully obtained child custody and property division through legal means. She started a new life with her son; while Zhou Yi fell ill due to unemployment and family breakdown, and Zhou Kai's family was also in trouble.