Zheng Xiujing plays the role of Li Zhiying, the secretary of Lu Gaozhen, in the drama. She is a character with a zero sense of presence. Although honest, responsible, quiet, introverted, she is a transparent female employee of the company without any sense of presence. Jin Caiyu plays the role of the top lecturer Lu Gaozhen in the drama, who is the best math tutoring teacher in South Korea
Zheng Xiujing plays the role of Li Zhiying, the secretary of Lu Gaozhen, in the drama. She is a character with a zero sense of presence. Although honest, responsible, quiet, introverted, she is a transparent female employee of the company without any sense of presence. Jin Caiyu plays the role of the top lecturer Lu Gaozhen in the drama, who is the best math tutoring teacher in South Korea