C131 Men's jealousy

"Students, due to Professor Liu's application for early retirement, from today onwards, the new Professor Guan will conduct lessons for everyone."

Director Feng was standing beside the podium with a flattering look on his face.

He dared to call the retired Professor Liu 'Xiao Liu', but did not dare to call Guan Zhe 'Xiao Guan'.

Others may not know about it, but as one of the school's cadres