When Old Man Fu and Bai Yaoyi flew out from the long passageway, Han Li was already floating high in the air and was looking at the top of the valley wall, the source of the noise.

Just then, the two discovered that the rumbling sounds were growing weaker. If it weren’t for their high cultivation, they hardly would’ve heard it.

Soon, Old Man Fu frowned, “The sounds seem to be coming from over there, and its source is growing further away. If it weren’t for the restrictions sealing the space around here, the echoes wouldn’t be loud enough to hear.”

Han Li turned to the two and proposed, “In that case, how about we go and take a look since we aren’t familiar with the area. It will be better than running into something unprepared. Of course, we’d best conceal ourselves, rather than letting someone else discover us first.”

Naturally, they both raised no objections.

The old...