This novel is connected by Yuruo's memories. In three days, he had three dreams, spent three days recalling his three years of high school life, and then left. The characters involved in the story include Yu Ruo, Lin Anchen, Yao Hanji, Kong Qi, Bookworm Xu, Ruffian Three, Cao Yi, Shi Shichen, Lao Xue, etc. It is impossible to go into detail one by one, even though some characters are intertwined in time and space, and then slide along the chronological order from the first year of high school to the third year of high school, step by step, there are laughter and tears, and what no one can resist is growth.