Coincides with the rise of the career and life of struggle, Tian Pei Lei and Guo Yi Ming this young couple working in Beijing unexpectedly pregnant with a second child, both parents came running two, four elderly people left their homes for the children and grandchildren when determined "North drift" . Under one roof, two, three generations, staged seven people from families bittersweet emotional story. Stronger Tianbei Lei desperate for future lost his job, inventive way out again; Guo Yiming kind of home away from home Sustaining Supporter double pressure beams, they went the way they do divorce warmth return. Four elderly love "battle of wits", twice reentry Beijing, they were based. A series of practical problems, such as children's promotion, grandchildren nursery, two tire choice, the elderly emotion and so on, again a test of the hero.