Wang Yi, a strong ace who is tired of strife, wanted to live a stable life at a baked potato stall, but was unexpectedly bound by a marriage contract from business president Ling Xueyao, and was forced to get married by agreement, pretending to be a wealthy husband. While he is dealing with the hypocrisy of wealthy dinner parties and business situations, he also has to deal with gangsters and enemies on the streets, and protect the father and daughter of ordinary stall owners. A marriage certificate brought together two completely different worlds, and the little man in the city stirred up the top turmoil in the city.