At the beginning of the third year of high school, two repeat students were transferred to the class where Jiang Mian, the daughter of the principal, was transferred. One was Zhang Dahe, a famous problem student from the school next door, and the other was Jing Zhaoyu, who had dropped out of a military school known as "Tsinghua University in the Military." Jing Zhaoyu seemed to have a hidden agenda when he dropped out of school to resume his studies. An accident caused the principals Jiang Zhihe, Zhang Dahe and a stray husky to switch bodies... From then on, Longteng Middle School was no longer peaceful. Hilarious scenes were staged one after another, and Jing Zhaoyu's secret gradually emerged...
