1, Xiao Huan mainly tells the story of Fiona Fang and Liu Chang's difficulties and challenges in preparing for their children's senior three exams, and how to overcome the difficulties and grow together with their children.

2. "Parting" mainly focuses on the problem of junior high school students studying abroad, and tells the different attitudes and choices of three families to their children studying abroad, as well as the emotional changes and growth process of their children before and after studying abroad.