Introduction: September 1st is the day when freshmen from major colleges and universities enter the school. Students enter the brand-new campus with their longing for high school life. Xiang Jie and Yu Chengfei are neighbors and childhood friends (playing together since childhood). They have been classmates for nine years since the first grade of elementary school. They all have a common hobby: playing basketball. They were teammates for three years in junior high school. Yu Chengfei was also awarded the title of "Outstanding Future Star Athlete of the City's Junior High Schools" by the Municipal Basketball Federation. Our story begins when they just entered high school...