Chapter 537: Do You Remember Last Night?

However, he was standing to the side of the door, and the wall happened to block him, so no one paid much attention.

He could probably only be seen if someone stood on the podium and looked out.

However, Lu Ning had her back to the door and did not notice him.

She was still explaining each question seriously.

In order for everyone to understand, she explained very carefully. She also explained some steps which could be skipped without much issue.

Everyone listened attentively and took notes.

After Lu Ning finished speaking, class was about to end.

However, these questions were very representative and were not a waste of time.

After she finished speaking, she placed the chalk in her hand on the podium and subconsciously looked down. From the corner of her eye, she noticed someone at the door, but she did not turn around to look. Instead, she turned towards Teacher Shen.

"Well done, you can go back. Thanks for your hard work."