C179 Step by step fall into the abyss

"He said that I don't work properly and that he didn't even take his classes when others begged him to. It's not nice for me to listen to him, but I actually drew in his class." Xu Muyun furiously wrote on the paper, each stroke looking like he was carving Duanmu's flesh with a knife.

Han Rui twitched his mouth, "What he said is true, his classes are indeed very expensive