Zhao Zhenshan, the retired former president of the Chamber of Commerce, and Lin Guizhi, chairwoman of Shenghua, quietly return to Northeast China to attend their grandson's one-month celebration, only to be mistaken for poor relatives by their in-laws. Their daughter, Zhao Xuening, starts a smart elderly-care business. Despite project setbacks and commercial obstruction, she insists on legal compliance and fair competition, refusing to rely on her parents' connections. Her parents quietly protect her and teach her through their own example. In the end, she wins a national smart elderly-care demonstration project with solid data and a thoroughly developed proposal, providing services to countless seniors.