His Little Green Plum Is Both Fierce and Cute

After transferring to another school in fifth grade, Lin Xiaoyu returned to her hometown of Jiangcheng and met her childhood friend Cheng Zixuan again. He was once a troublesome "man of the hour" in the school. A ten-year bond about growth and companionship began. Fighting side by side in the Mathematical Olympiad, encouraging each other on the academic road, the unexpected separation and estrangement in high school, they finally meet again on the campus of the university full of cherry blossoms. From ignorance to maturity, from classroom to university campus, this is a long story about how "best friends" go through the four seasons of youth together and become better together.