C63 The Empress Is Harvesting Tonic?

This was a mysterious secret room, and the soundproofing was extremely good, so it was impossible to hear anything from outside, but Dou Tian was still extremely cautious.

It seemed that no one had entered this secret room in more than ten years. The air inside was very turbid and filled with dust. Dou Tian, Zhao Xiaoyue and Xue Biyue casually walked a few steps