C947 Prince Cosso

In the northeast corner of Bihui Mountain Range, at the back of a hidden mountain, As Xiao Ao rhythmically knocked on the rock wall a few times, a secret door opened.

On the inside, there was a bright red flame, but due to a corner blocking it, there was no way to see what was inside.

This time, Ning Yue was a little hesitant. If he stepped inside