C421 A Slap in the Air

Boom!

In a flash, the space surrounding the cave shuddered, the sound waves rippling outward as the void at the heart of the cave was violently rent asunder. Even Gu Xin'er, standing to the side, couldn't help but feel her Vitality surge within her.

Despite having reached the Peak of the Primeval Chaos Stage, Gu Xin'er found it impossible to engage in this level of combat