Upon hearing this, the mercenary who had kicked the stone earlier also furrowed his brows and said:
"I kicked it! So what? What's wrong with there being an echo?"
The mercenary who had spoken earlier remained silent but looked towards that dark corner. If he hadn't misheard, the echo had come from that direction.
In such an unremarkable and hidden valley, there was an even more concealed cave. He couldn't help but feel a bold speculation rising in his heart!
"Enough talk! Let's go, have a look!"
Saying this, the mercenary took the lead, and with a flip of his palm, a short knife appeared in his hand. Then he slowly walked forward.
As he got closer, he could clearly see that hidden in a dead corner blocked by rocks in the valley, there was a cave tall enough for a person. But the cave was pitch black, and nothing could be seen!
"Brother Wang! Are you treasure hunting? How could anyone be hiding here?"
The current mercenary, who was Brother Wang, frowned and immediately said:
