Male, the homeroom teacher of Zhu Yun Xuan and Li Rui's class. He has always considered Zhu Yun Xuan a very talented student but regrets that he is not working hard enough. In the past, he turned a blind eye to Zhu Yun Xuan reading books or doing math olympiad problems in class. He is now concerned about both students skipping school and decides to conduct a home visit.
