Zhu Tong is a third-grade primary school student who is at the bottom of the class and is naughty. Every day, he has 10,000 fantasies in his head. However, one day, he found that his head teacher, Mr. Niu, was chasing aliens in the corridor, the flowers in the lawn could talk, and his classmates turned into weeds... Countless incredible events happened one after another, and bizarre fantasies were intertwined with the troubles of school life. Can Zhu Tong successfully escape punishment, and can he represent the school in the national radio gymnastics competition as he wishes? A journey of reality and fantasy is about to begin...