As Lü Yang pondered, the darkness surrounding the elderly man in yellow not far away spread to his side, carrying a potent corrosive force.
Lü Yang looked up, sizing up the figure with great interest.
'So this is a Wu Ghost?'
The Wu Ghost Sect was an ancient demonic sect. Back then, every disciple of the Wu Ghost Sect would refine a Life-bound Wu Ghost to serve as the foundation for their future Cultivation.
However, the Golden Core Sword Qi annihilated all cultivators of Wu Ghost Sect. Without the control of their Cultivators, these Wu Ghosts began to roam the Secret Realm. Based on the strength of their former masters, the Wu Ghosts were categorized into white-clothed, Yellow-clothed, Black-clothed, and the most ferocious of all, the Red-clothed Ghost.
As for the living people within the Secret Realm, their origins were quite complex.
