C400 A person who should not be provoked!

The whole afternoon had been delayed by this sudden occurrence.

When Lu Zheng and Leng Ningshuang came out of the laboratory, it was already 5 pm. Lu Zheng immediately asked jokingly: "Beautiful teacher, how about I treat you to dinner?"

"You have to call me teacher." Leng Ningshuang immediately refuted his title.

"So, you agreed?" Lu Zheng laughed