During the reign of Emperor Xiaozong of the Ming Dynasty, a large temple in the suburbs of Beijing, the "Jiaye Temple", was known for its rigor, but there was a clever and eccentric person who took pleasure in breaking the temple rules. He was Budong (played by Dicky Cheung). Budong's existence brought vitality to the entire temple, and by chance, helped Emperor Xiaozong overcome difficulties. Emperor Xiaozong, who trusted Budong quite a lot, asked Budong to help him go to Jiangnan to find someone who could grow top-quality camellia. This is related to an event in the past of Emperor Xiaozong and his flesh and blood. By mistake, Budong became a teacher at Guanzizai Bookstore. While teaching, he investigated what Emperor Xiaozong had told him. Budong, who initially only wanted to return to Jiaye Temple as soon as possible, gradually fell in love with the job of teaching while getting along with the students, and also met partners with different characteristics. On the other hand, the court was not peaceful. Behind the real power struggle, many truths began to surface, and they were related to Budong...