C467 The snake king is nearing death

When the two of them reached subterranean palace, Guo Nan finally realised. How much light would the underground palace be?

When they first came down, because of the huge pit, some light was cast down. However, as they went deeper, there was not a single bit of light left.

could only rely on spiritual force to explore, but there wasn't much difference. To him, whether it was light or dark