Shanyue didn't know that there was some connection between her inner thoughts and our youth that was about to pass away. The story of Shan Yue's heart tells the story of a girl who has fallen out of love and is searching for herself in loneliness. It reflects the confusion and confusion of puberty. To Our Soon-to-be-Lost Youth explored the feelings and life experiences of youth in a more profound way, depicting the hardships and challenges of a group of young people in the process of growing up. Both are related to the theme of youth, youth is a very important stage in life, but Shanyue does not know what is going on in her heart and the youth that is about to pass away. While presenting the theme of youth, it also presents different people's life experiences and psychological states, as well as the unique emotions and contradictions of puberty. Shan Yue's Innocent Heart and To Our Soon-to-be-Lost Youth are both Chinese. They have unique performances in the theme of youth and character description.