yufen (played by ai jing)'s cousin li ping (played by ning jing) is a primary school teacher. the "dashuai migrant workers' school" established by ma dashuai (played by zhao benshan) is about to face the fate of being demolished. with the help of freelance writer wang bin (played by wang ping), the school was finally saved. not only that, li ping also changed jobs and became a teacher in the school. aaa。 due to wang bin's exaggerated publicity, the outside world caused the misunderstanding that ma dashuai's school was open for free. for a time, the school was overcrowded and expenses increased sharply. in order to maintain the operation of the school, ma dashui almost gave up all his financial resources, and a conflict arose between yufen and ma dashui. fan debiao (fan wei) also ran away from home after a big fight with guiying (gao ming'e) and came to work in ma dashuai's school cafeteria. yufen is pregnant. the child's father is her ex-husband niu er. after the miscarriage, fan debiao has been taking good care of her and keeping this secret for her. unexpectedly, it caused a misunderstanding to marshal ma who accidentally witnessed this scene.