April Fool's Day Story

Chen Siyi, an unambitious girl, lives a peaceful life and has a crush on her childhood sweetheart Liu Yewei. After experiencing the pain of unrequited love, she realized that he also loved her, but unexpectedly, she still failed to get together with Liu Yewei in the end. He met Yang Hongwen by mistake on April Fool's Day. During the time they were friends, he gradually walked into Chen Siyi's heart. When he thought he had found the person he truly loved, he said that he made that call in the first place because his girlfriend had stayed in this dormitory. Chen Siyi hesitated, should she be this substitute?