C421 The Yan Family

Shi Lei searched for a long time, but he still forgot about a place.

Although Yan Dong's room was simple and concise, and it could be seen at a glance, the more it was like this, the easier it was for Shi Lei to overlook something.

The pile of books on the table!

Thinking of this, Shi Lei realized that he had really forgotten about it. At first, he thought that it was Yan Dong's personal hobby