Li Miao, the male protagonist who was born into a wealthy family, developed a rebellious character due to his rich material conditions. When he was about to graduate from university, he fell in love with Xu Ke, a school beauty in the same class. However, Xu Ke's eyes were always on Guo Fan, who was born in a poor family and was talented. Li Miao, who was not willing to be outdone, launched a crazy offensive against Xu Ke and coerced and lured Guo Fan to leave Xu Ke. When the two had an argument in the laboratory, they were discovered by Wu Jie, the school bully who had been bullied by Li Miao. Wu Jie created a chemical accident to retaliate against Li Miao. When they woke up from the hospital, they found that they had exchanged bodies. The two began a series of attempts to exchange their bodies back, making a lot of funny jokes. In the process, the originally rebellious Li Miao used Guo Fan's body to experience a completely different world from his original self, which triggered a reflection on his past behavior and personality. Finally, in the end, he rediscovered his life goals and what he wanted about love...