C252 self-introduction

Du Jinse checked on everyone's training results and nodded.

"Today we'll practice our manners." Du Jinse said.

Everyone was stunned. They had always been practicing these things before, was there still a need to practice?

As if she knew what they were thinking, Du Jinse smiled faintly, "Everyone has experienced this kind of training before, I think it's because you don't agree with it