C698 Wind and Rain Shaking

How long had True Lord Black Dragon lived for? Is it still there? Had it already been annihilated? No one knew.

Where is Dark Group's headquarters? How many terrifying experts had they settled in? These have always been mysteries.

On the Yangzhou Continent, they had investigated countless times regarding the two most powerful Sacred Grounds, but to no avail.

Zither Girl was one of them