Zhao Shanshan (Bao Beier) is a simple and kind-hearted teenager who silently likes the beautiful girl Li Chunxia (Sun Yi). The two were admitted to the same high school. As time goes by, the immature feelings gradually take root and the distance between the two is getting closer and closer. However, the pressure from the school and parents forced Zhao Shanshan and Li Chunxia to separate temporarily. They made a promise to work together to be admitted to the same university and renew their relationship. However, Zhao Shanshan failed the exam, and he was deeply shocked and fell into depression. After all kinds of twists and turns, Zhao Shanshan finally entered the ideal university. However, the colorful world that followed dazzled Zhao Shanshan, and Li Chunxia's beautiful figure gradually blurred in his mind. When Zhao Shanshan discovered his true feelings, it was too late.