The jade slip Rong Qing produced was clearly an object of great antiquity. Even with Qin Fengming's knowledge, he could not identify the material from which it had been made.
The jade slip contained a bewildering assortment of accounts, including anecdotes about ancient mighty cultivators of the Yinming Mountain Range and secrets of other places where yin souls gathered. Yet among these seemingly unhelpful records was a lengthy passage concerning an ancient Trial Ground for ghost cultivators.
That passage stated that, after the Three Realms War between the Spirit Realm, the True Ghost Realm, and the True Demon Realm, human cultivators had not been the only ones left in this Human Realm.
Many demons and yin ghosts had also remained. As changes swept through heaven and earth, the Heaven and Earth laws of this Human Realm became unfavorable to the presence of mighty cultivators. Thus, the powerful demons and yin ghosts above the Integration realm shattered the void and ascended back to their respective realms.
During the war, however, the vast majority of participants had belonged to the lower ranks. Once the mighty beings above the Integration realm departed this Human Realm, the low-ranking demons and yin ghosts left behind naturally fell into ceaseless conflict with human cultivators over places to live.
But this place had originally been a region split off from the Spirit Realm. In terms of sheer numbers, the demon and yin ghost cultivators could never rival the humans.
After decades, even a century, of fighting, the demons had suffered almost total annihilation. Unable to bear the burden alone, the yin ghosts could only follow the leadership of several dozen mighty cultivators and sign agreements with the powerful human cultivators. They selected several regions within this Human Realm suitable for yin ghosts to inhabit, where they could