C516 People sent by the empress

"I don't know."

Yun Ting shook his head.

"I don't know!"

Mu Qianyu frowned, and pulled his arm: "Yun Ting, you are a doctor, when it comes to medical skills, how many people can compare to you, how can you not know the reason why Mu Er has such a low birth?"

"Xiao Yu, I really don't know!"

Young Master Yun looked at Mu Qianyu helplessly