it’s not a group activity, I won't show up. It's better to avoid misunderstandings. Besides, there are many things at the Group that need me to take charge personally. Take good care of yourself, and...!Before Mark could finish his words, Ou Yan spoke up, correcting him. “Just call me Ou Yan, I don’t deserve to be called teacher.”After all, she is younger than Mark.Mark knew that calling her "teache...