Li Xiaoxing and Zhan Shide received orders from Miss Cherry to investigate a series of strange incidents in Wei Xing High School, so they transferred to Wei Xing High School together. Because James is very famous, many people have heard of his name, so in order not to alert others, James changed his name to Yan Yalun. But can their relationship improve? When will Li Xiaoxing not have to work so hard to chase James? James' ex-girlfriend Lin Yiting suddenly disappeared~! Lin Yiting's current boyfriend, Wang Zi, was hit hard but he did not give up searching for his girlfriend's whereabouts. He always believed that his girlfriend would never betray him, absolutely not. Almost half a year after his girlfriend disappeared, the prince had just entered his senior year of high school and was still attending Wei Xing High School with his five other half-brothers and their housekeeper. One day, a girl who looked exactly like his girlfriend Lin Yiting and had the same voice suddenly appeared - Li Xiaoxing. The peaceful world of the prince began to become chaotic. Why were there two identical people in the world? He was sure that Lin Yiting did not have a twin sister, but what was going on?