C139 Why Do I Have to Prove to You

Even Liu Yue'er was shocked when she felt the terrifying aura that was being emitted from Gu Xuan's body.

Gu Xuan was clearly in the realm of Five Stars Profound Level, but this current palm strike actually caused her, a Martial Cultivator of Peak Profound Level, to feel a trace of threat.

She had already mastered half a step into the Earth Rank