During the high school entrance examination, Zhang Xiaoning missed the qualification to be an outstanding student and was admitted to Class 18, Grade 1, of Linqu's Key 1 Middle School as an ordinary student. However, Gao Haoxuan, a top student at this time, entered the Grade 11, an outstanding class. This shocked Xiaoning. However, when Xiaoning entered the freshman class, he met the beauty of his life, Lin Yiqiao, a little puppy. Although he was a scumbag at first, quiet and reserved, there was another reason behind it. In the three years of high school, they each struggled for their dreams, and their lives became better because of it. In the end, they lived up to your youth.