The hall Han Li stood in was very peculiar. The cylindrical-shaped, enormous room was roughly over a hundred meters wide and about fifteen meters tall. The green stone wall surrounding the area had light-red crystals embedded within, and on the floor there was a thin layer of white sand, which made the whole hall seem clean and tidy. 

But if someone were to look up, they would be stunned to find white stalactites hanging down everywhere from the ceiling. This place was actually a stalactite cave, and it was slightly transformed by people into how it looked like today. 

Surrounding the hall were three evenly-spaced tunnels. Two of the tunnels were marked with the character “Tool ?” and the character “Pill ?.” There was nothing carved on the last tunnel, nor were there any labels nearby.

Since there was no one in the hall at the moment, Han Li swept his eyes across the room, hesitated a little, and went to the tunnel with the character “Pill ?” carved at its entrance.

The tunnel wasn’t long. After more...