Zhu heir Mumu senses that his eldest uncle Zhu Zichao harbors ambitions, which are related to his parents' car accident twenty years ago. He sets up a layout by shooting a promotional video, getting to know Chuchu, the daughter of a noodle shop owner, and the two develop feelings for each other. As the investigation deepens, Mumu and Chuchu fall into pain due to the grievances of their two families' elders, and the past events of that year gradually surface. Zhu Zichao pushes step by step to cover up his crimes, and finally Zhu Zichao reaps what he sows. Mumu chooses to resolve the dispute with forgiveness, proposes to Chuchu, and welcomes a full and warm ending.