Li Xiaoyan, a lively girl from Fujian, went to Taiwan to study at university under the unexpected arrangement of her parents. There, Xiaoyan met the first love of her life - He Feifan, and a sweet love affair between the two unfolded in the campus of University A. However, because his parents' career caused a catastrophe in Taiwan, Xiaoyan, who was kept in the dark, left his lover under unclear circumstances and traveled to Japan.
Time flies. After studying abroad, Xiaoyan returns to Shanghai to start a career with her friends. However, by chance, she meets Feifan again. But will Feifan be the same as before? Xiaoyan, who is both looking forward to and afraid, will once again have a sadistic love affair with him in Shanghai.