After rebirth, his family was in poverty. In order to improve his life, Lu Ren started as a "small businessman". He transformed cooking utensils, launched "Pancake Fruit", and took the Bianjing snack industry by storm with "the second portion at half price" and "membership points". He also helped his father organize household registration files using Excel, and his efficiency shocked the county government. By mistake, he used the "project management method" to help Kaifeng Mansion solve a strange case. After becoming famous in Bianjing, he slowly entered the emperor's sight.