C302 Black Coffin(1)

This time around, due to the changes in our bodies, we can see even further and hear even clearer sounds. We can't even use the light from the storage Ring and we can clearly see everything in Cave.

After arriving here, we found out that it took us half a day of effort to reach this place. We continued to walk further and further, and found that the deeper we went, the wider it got. Finally