Han worried that Fang Hung-chien knew about his fake education, so he tried to alienate Fang Hung-chien. First, he asked his students to listen to Fang's English class, find out some mistakes and write them in a joint letter to the headmaster. At the same time, it was reported that Fang Hung-chien often spoke ill of Liu Dongfang in class. The headmaster received a letter from the student and gave it to Liu Dongfang, asking him to check if there was anything wrong with the English that Fang Hung-chien said. Thanks to the warning in advance, Fang Hung-chien and he realized that it was Han who was in the way. In return, he said a good word to Fang Hung-chien and saved his job.