C66 Entering the mountain of chen yao's arrest

The sound of knocking on the door is very soft. I was really afraid that Li Yan would come, so I hurriedly got up from the bed and asked who it was. However, just as I asked, the sound of knocking on the door immediately disappeared.

After sitting on the bed for a long time, there was no more knocking on the door. This made me suspect that it wasn't Li Yan who knocked on the door