Chun Gan Shao Nian

Xiaoxi was hearbroken when her crush Xiaohui was cold to her, thinking he had rejected her. A few years later she came to study in a Northern university, hoping in her heart she would see him there again. On a snowy day near valentine's day, her drunken self had accidentally harassed a young pretty boy. From then on, she encounters him again, but he acts completely different to before. What's going on?