Duoduo is left at a service area by her father Zhou Yang who harbors greedy intentions, and suffers an accident. Her mother Lin Yue is heartbroken, and an honest truck driver Zhao Dachu feels guilty and fully helps the mother and daughter. Lin Yue gradually discovers the truth of her husband plotting a conspiracy to seek huge profits, and searches for evidence everywhere. During this period, she is constantly obstructed in all sorts of ways by Zhou Yang and his accomplices. She withstands online rumors and various crises, insists on using the law to protect her own rights and interests, and finally the bad guys receive the punishment they deserve from the law. Emerging from the hardships, Lin Yue joins hands with the kind and righteous Zhao Dachu to start a business independently, leading the fellow villagers to increase their income together, and the family welcomes a new life of stability and happiness.