True Stone Men possess innate physical defense that scales with their level of cultivation.
Gu Chengshu, who had buried herself halfway in the dirt, said, "My doubts at one point matched yours, Seniors." She paused to think. "Actually, even now, I still feel that you share some connection with the Void Curse Insects. It's just that I haven't quite figured out the exact nature of this connection yet. I need time, and how long that time will be... I don't know."
Perhaps very soon, or perhaps... a lifetime.
Chapter 583