C731
When Yan Qingyi arrived at the front hall, she asked the servants when she saw that Xu Yanqing was not there. It was only then that she found out that Xu Yanqing had gone to his room, so Yan Qingyi went to his room.
Yan Qingyi had gone to Xu Yanqing's room once before. When she went to his room that time, it was because it was Xi'er's and Yan Qingyi's turn to clean his room