C2971 The Mysterious Old Man(1)

Although this was indeed a mountain, even Faang Cheng's Spirit Power would not be so easy to break through. But it would have been reasonable to expect at least a hole, and yet the surface of the mountain was unbroken except for a few splashes of earth.

"There... should be a problem here, right?"

Yu Yien looked at the scene in front of him and could not help but ask in surprise