Suspended in midair, Profound Ghost Saint Ancestor wore a wary expression.
Below, blood waves churned and towering billows surged skyward before crashing back into the boundless sea. The Heavenly Ghost Holy Lord, who should have dodged into the distance, seemed to have sunk into the Blood Sea along with the waves this time.
Profound Ghost Saint Ancestor dared not be careless. His figure flashed and shifted rapidly above the vast Blood Sea, moving even more swiftly than during their battle moments ago.
The Heavenly Ghost Holy Lord was sinister by nature and ruthless in his methods; otherwise, he could never have cultivated the Sea of Blood technique.
Although he had not investigated the matter closely, Profound Ghost Saint Ancestor already knew that, in order to cultivate the Sea of Blood technique, the Heavenly Ghost Holy Lord had secretly slaughtered countless living beings on other interfaces during the hundreds of thousands of years he had been absent. Even in the True Ghost Realm, several Borderlands towns had once been emptied overnight, without leaving behind even a corpse.
Many Mahayana Existence had investigated the matter. Most believed it had been done by some terrifying existence in the wilderness, but that explanation seemed forced, because not a single corpse had been left behind.
The matter had become an unsolved case, and no one knew the true reason.
At this moment, Profound Ghost Saint Ancestor was certain that those towns and sects slaughtered to the last man had either been destroyed by the Heavenly Ghost or, at the very least, by other cultivators who practiced the Sea of Blood technique.
The Heavenly Ghost's strange behavior made Profound Ghost Saint Ancestor suddenly sense danger, and he dared not let down his guard.
While Profound Ghost Saint Ancestor remained fully alert, the Heavenly Ghost Holy Lord