C72 I Am Not Joking!

Qiao Yiyi did not expect that Du Beizheng would beat her up the moment she opened her mouth. She immediately became embarrassed, "Teaching Assistant Du, I'm not joking."

"I'm not joking either."

Qiao Yiyi stomped her feet, "I'm serious."

"I'm serious too." The smile on the man's face gradually faded, and his attitude became very serious.

Uhh..