Zhong Fan, who graduated from a foreign college, was assigned to teach English in a branch school because of his excellent grades. He is shy and gentle but is really the devil teacher in the hearts of students. Zhang Chuyi has been skipping classes for a long time but his grades are surprisingly good. He has strong ambitions and will do anything to achieve success. During the confrontation with Zhong Fan, the two had a crush on each other, but Zhang Chuyi chose to hurt Xiao Fan in order to achieve his goal of climbing up. In the end, he failed. . . . .