C35 Seabed World
A huge, quiet room as big as a football field! In terms of length, Yiyun estimated it to be about ten meters long! Many runes extended from under Yiyun and the others' feet, covering every part of the room. The stone walls were all made of marble, emitting an ancient and elegant aura.
There was a large door at the end of the room. The door was also directly carved from a stone