Li Shenghui, a Chinese international student who firmly believes that science can explain everything, met Pevi Tigama, a Nordic girl from the Radio Department who calls herself a "witch hunter" at the University of Borås in Sweden. With different purposes in mind, a pair of happy enemies began an unreliable "witch hunt" operation. At this time, Li Shenghui did not know that he had embarked on a difficult and dangerous road, and was involved in the conspiracy, chaos and disputes between the magical world and Muggles for thousands of years...