C375 Origin of the ten sacred grounds

Chen Ling came to the study room. A short while later, the disguised Chunyu Zhen was brought to the study room.

"Jing Peng, stand guard outside the door. All guards are forbidden to approach."

"Yes, young master!" Jing Peng knew clearly in his heart that this matter was related to the highest secret of the Yan Nation.

Chunyu Zhen was half a hundred years old