C486 Don't Touch Anything from Now on

"Heh." Muxiangwan barged into Guchenzhe's office without knocking, "What are you doing?"

Guchenzhe squinted as he looked up at him, "Work."

Then he lowered his head again. "You'll have to knock on the door when you enter the office."

Guchenzhe tried his best to control his attitude towards Muxiangwan. If it was another person that suddenly barged into his office