Jiang Shiyi married Fu Yanchi as a substitute for her runaway elder sister and served as a stand - in wife for three years. Fu Yanchi had his heart set on someone else and treated her coldly and hurtfully. After completing her task, she took the money and left. When Jiang Shiyue returned, she had conflicts with Pei Shiying, and Pei Shiying found out the truth about the substitute and told Fu Yanchi.
