Passing through the long layers of rock and following the place where energy gathered, Xiao Heng advanced roughly ten thousand zhang before the view before him suddenly opened up.
Before Xiao Heng lay a vast, expansive space. Though buried deep underground, the energy gathered here was so dense that it resembled glowing rivers.
At the center of this space stood a black palace, like some colossal beast crouching upon the ground. The palace was not particularly large, occupying perhaps ten thousand zhang of space, yet Xiao Heng sensed an exceedingly dense aura of spatial power from it. This palace was far from as simple as it appeared. It did not look large from outside, but within, there was likely another world.
As he approached, it was as though a transparent film separated the palace from the outside world. Yet the energy above the palace had condensed into a tangible form, making Xiao Heng certain that this was no ordinary place. There might truly be something inside that he needed.
When he came within a hundred meters of the palace, it was clearly right before him, yet it felt as though it were separated by an immense distance.
Xiao Heng surveyed the palace. This was not some wonder of nature. Someone had deliberately constructed a palace here for the sake of something. But... who had left this palace behind?
"Azure Palace...!"
Xiao Heng looked at the three enormous characters above the palace. After pondering briefly, he murmured, "Azure Skies and Yellow Springs... Yellow Springs Demon Sage. This was left behind by the Yellow Springs Demon Sage."
Xiao Heng felt somewhat uneasy. He had no idea whether danger lurked within the palace, or whether this was simply a relic left behind by the Yellow Springs Demon Sage. Looking at the streams of