C521 Extermination
It was pitch black from the edge of the Sky Cavern, and it was incredibly deep. It really did look a little scary, but luckily there was a secret passage hidden by Ku Lun.
As long as they climbed down the rope, they would be able to find a hole after a distance of fifty meters.
There were thousands of holes on the walls of the Sky Cavern. Who knew how many caves there were