Plot introduction: This film tells the story of a group of students studying in the Magic Academy. One of the students, Ke Doudou, died unexpectedly. Everyone suspected that Hagina was the victim, but the senior Lu Xiaobu found a lot of doubts. During the investigation, it was discovered that Jiang Lanxin, a classmate, was also practicing dark magic. In order to treat his brother Lan Nuo, who had been in a coma for a long time, he did not want the result to be that their principal was the servant of the Great Witch God, and he killed Ke Doudou. After the exposure, Lu Xiaobu and the primary school girl did everything they could to join the plan to rescue Lan Nuo, and fought wits with the dean together. Finally, they found the light magic to punish the principal, and the school was calm.