The magnificent campus, the beautiful innocence, the youthful memories, the hint of melancholy... The arrival of the little devil frightened the students and teachers of Liuying Academy to death. As soon as they heard the name of the little devil "Lin Xinyang", no one could stay here for two seconds, and everyone wished they had not been born in this world. ... The hot-tempered An Shuoyun, the pretendingly serious Ze Mingxuan, Lin Daiyu-shaped beauty Xia Qianning and the forgettable marshmallow boy Zuo Sichen, together with the little devil, overturned the youthful Harbin campus. No one knows that there is "him" behind the little devil, a boy who is more evil than the little devil. Who can predict what kind of youth legend such a group of students will write? It's really unpredictable...