The heroine, Bai Xinwei, is insecure and has a psychological disorder. VS the wealthy, proud, confident, and devoted hero, Song Yifei.
The two were never meant to cross paths, but by chance, they meet at the same high school. Because Bai Xinwei has a psychological disorder, she can't accept other people's kindness and can't date. But Song Yifei wins her over by patiently and gradually wearing down her defenses.
Theme: I don't know