C103 Deep into the night silence

The gazes of the two once again fell on the monolith, but they did not know how to make a move.

Time passed by slowly. Unknowingly, two hours had passed. A line of words on the stone tablet caused Han Yan to ponder deeply. He looked at Xiao Yuyao who was beside him and said: "Since this place is the cave of the Ancient Cultivator, there must be a internal cavity