College beauty Lin Xiaoyan is fiercely pursued by the handsome basketball club Gao Jianpeng, but she has no choice but to get involved in the relationship with her childhood sweetheart Liu Jiasheng. However, the big brother Situ Bing who often appears in critical moments seems to be preventing her from recovering the memories she has lost for two years. As Lin Xiaoyan recalled the past little by little, she experienced the emotional changes of her friends Li Yinxue and Wang Nannan, but more and more she discovered that there was a huge lack in her heart, and all the people and things in front of her seemed to become confusing. Is it just memory that is covered up?