C183 Critical warnings

Lin Mu didn't want to give up, so he carefully checked the toilet. It looked like there were people repairing the toilet.

After about ten or so minutes, Lin Mu did not find anything strange. In the end, he could only give up and walk down the stairs.

"Someone's gone crazy again, over at the cafeteria."

Lin Mu had just reached the fifth floor when he heard someone shouting downstairs