106, Asking the Heart and the Blue Silver Overlord Spear breaking through the sky!

Although she had lived atop Sword Mountain since childhood and had already seen many majestic landscapes, when the scene before her unfolded, Liu Ruoxue was still visibly shocked.

As the two descended the long stairway, overgrown with green moss, the light of eternal, dim candles revealed an underground space so vast it was hard to believe.

Even with the divine sense and eyesight of someone at the Core Formation stage, she couldn't see the ceiling above.

"Space Skills."

Liu Ruoxue didn't need to recall to know that the depth of the stairs couldn't possibly correspond with the height of this underground space before her.

After all, if one were to convert this deep underground space into reality, it would have probably hollowed out the entire mountain range beneath Dawn City.

So she immediately thought of Space Skills—the kind about which legends said could condense Mount Sumeru into a mustard seed.