The private room's doors swung open and two laughing men stepped in. One of them was an older man who carried a book in his hand; he seemed to be a scholar. The other person had a more formidable appearance and it was obvious that he was not from around here.
The students did not care for the foreigner as their eyes were on the white-haired scholar.
"Sir!" Du Sisi was the first to stand up and went to greet him with a sincere smiling expression. "You're here, why didn't you call so I could come for you?"