The article uses the first-person perspective and tells a story about a freshman in a university in Beijing through the mouth of the heroine Wu Siyu. It uses the emotional entanglements between Wu Siyu and Xu Wenda, Huang Sisi and Lu Jun, He Xueying, Chen Xiang, Xia Xiaoxian, etc. As clues to outline a group of lively characters, which truly reflects the learning, emotion, social and living conditions of current freshmen.