Liang Su fell in love with the rich and handsome Ye Zhenglin, her best friend Lian Shuqiao, and met Jiang Xuyi, a cold and handsome military student. In order to get closer to the man she loves, she made up her mind to keep exercising and lose weight, and worked hard to make herself better. In the process of active pursuit, although she experienced loss and hesitation, she always remained optimistic and sincere. Jiang Xuyi was also gradually moved by her cuteness and persistence as they got along. The two went from strangers to ambiguities. In their youth, they staged a warm and sweet love that transformed because of love and approached each other in both directions.