《左手上篮》主要讲述的是篮球少年许星泽与一众伙伴们因热爱篮球相识相伴、携手共进的故事。篮球少年许星泽从上海来到北京，误打误撞进入了京北附中，但许星泽却在京北附中意外收获了一帮同样热爱篮球的伙伴们，少年们用勃勃生机的激情谱写出一曲青春的赞歌。 "Left-Hand Layup!" tells the story of a basketball boy named Xingze Xu and a group of high school students who accompanied each other and work hard to achieve their basketball dream.