The wealthy Shi Bowen invested in the Brilliant College founded by Du Hu (played by Wu Feng) and Jiang Bi, and arranged for his uneducated son Shi Dehua to enroll in the college to increase his value. Bowen also hired a female public relations officer, Zhang Jinqiang, to supervise Dehua and help manage the college. Jinqiang hoped that Du Mingzhi, who was full of teaching enthusiasm, would take over as the principal, but Mingzhi's younger brother Du Mingheng wanted to get to know Bowen by leading the college, so as to become famous and rich. Even though Mingzhi later became the principal, Mingheng still secretly plotted... Tutor Cheng Shu enrolled in Brilliant College to fulfill his dream of becoming a teacher. He also happened to become classmates with his father Cheng Lang, who was a teacher and wanted to obtain a diploma in education. Together with Dehua and other students from different backgrounds, this post-secondary institution made a series of jokes! This drama is a sister work of "My cousin, you are so good!" and "My cousin, you are so happy!", but the story is set in the Hong Kong education system and has no connection with the content of the previous work. Starring Guo Jinan and Cai Shaofen, Zhang Jicong made a guest appearance, and the producer was Huang Weisheng.