Shen Yanqiu marries into the Shen family, a century-old merchant family. On the surface, it is a well-matched marriage, but in fact, she is a "shadow bride" who replaces the engagement of her sick cousin. She refuses to pretend to be submissive, refuses to write a letter of repentance, refuses to kneel in the ancestral hall, uses the tea ceremony to identify fraud, uses account books to expose corruption, and uses her local accent to win over the hearts of the elderly. From a bride who was ridiculed as a "village shrew", she feeds and controls all the way The supply chain and the execution of the family arbitration order will eventually lead to the uncle who covets the family business, the evil sister-in-law, the sister-in-law who is favored and killed, and the husband who is sitting on the fence all being reborn according to the rules - the house fight is not a palace scheming, but a crushing of strength.