Beginning with the death of his parents, Lin Fei inherits his uncle's property in the city, along with a younger sister he's taken in. Aware of the value of real estate in the 1949 Beijing, he discovers that his uncle's property has been usurped by Jia Zhangshi. After reclaiming the property, he faces ostracism from the courtyard residents. One night, Lin Fei activates the "Helpful" system. When others covet his possessions or face misfortune, Lin Fei uses his system's abilities to help, often with humorous and unexpected results. He uses his skills to resolve conflicts and improve the lives of those around him.