C270 Return to Jiangnan

"Maybe it's because the ventilation is bad, so it's a little stuffy."

Hsiao Hee immediately thought of an explanation, "Everyone says that the northern heating system has always been outstanding. I have finally experienced it."

"I don't think so. Young Master Hsiao, why don't you open the curtain next time and open the window a little less to let in some fresh air. It will be much better