C188 Underground world

Deep within the magma, a huge shield was erected on top of a fiery red rock. The underground rock had been roasted in magma for thousands of years, yet it hadn't melted. One could imagine how hard it was. Han Yan's figure flashed, he appeared beside the shield and used his divine sense to observe it closely.

After looking at it for a while, Han Yan could not help but inhale a breath of cold air