"Left-Hand Layup" mainly tells the story of basketball teenager Xu Xingze and his friends who met, accompanied and worked together because of their love for basketball. Basketball teenager Xu Xingze came to Beijing from Shanghai and accidentally entered Beijing North High School. However, Xu Xingze unexpectedly gained a group of friends who also love basketball in Beijing North High School, including Yun Mo, who is very strong but lonely; Sima Chenkuan, who is usually playful and has a strong sense of responsibility at critical moments; Duan Baiting, who is strong but has a hot temper; Gao Zhan, who is calm and composed and is Xu Xingyou's number one fan. The teenagers wrote a hymn of youth with their vibrant passion.