C178 A Traitor Has Been Found among Us.

"Thump, thump, thump."

"Please come in."

Zhao Lei straightened his hairstyle and walked into Teacher Du's office.

"Teacher Du, long time no see." Zhao Lei walked into the office with a smile and locked the door.

"What's wrong with your hair?" Teacher Du was already used to Zhao Lei's despicable appearance, so she didn't understand why this guy had started to braid his hair