The story revolves around the growth experiences of Lin Xingye, Zhou Xiacheng and their friends during their three years in high school. Facing the tests of family, friendship, love and dreams, they gradually understand the meaning of youth through ups and downs, laughter and tears. The four volumes respectively tell about the confusion and integration in the freshman period of high school, the setbacks and changes in the growth of the sophomore in high school, the sprint and choices in the senior year of high school, and the parting and reunion after graduation. The story is humorous, compact and full of life, showing the suffering and beauty of youth. In the end, everyone transformed and ushered in their own future.