Three Years and Another Three, If We Don't Cast the Net Soon, He'll Become the Heavenly Emperor

The Demon Domain was an enormous and highly complex concept. Simply put, it did not refer to just one realm.

Aside from the original, primordial Demon Domain born from a wisp of the Primeval Heavenly Demon's demonic thought, there were another Twenty-Four Heavens also known as Demon Domains.

Ultimately, the birth of these Twenty-Four Heaven Demon Domains still stemmed from the original Demon Domain.

A wisp of the Primeval Heavenly Demon's demonic thought gave birth to the original Demon Domain. Innate demon gods were nurtured within it. They left the Demon Domain, conquered the Heavenly Court, and used themselves as sources of corruption to demonize the upper realm where the Heavenly Court stood, allowing the concept of demons to branch out and spread everywhere.

As for why the Twenty-Four Heavens had never returned to the Demon Domain...

That was not difficult to understand.

One could not expect demons to possess much loyalty. Demons were undisguised righteous sects of illustrious pedigree, all harboring their own ambitions. Each would rather be the head of a chicken than the tail of a phoenix, setting up their own mountains outside to rule as kings and tyrants. When interests clashed, they would slaughter even their own without hesitation.

Perhaps because of this fierce wolf-pack corporate culture, the Demon Domain had not depleted itself through infighting. Instead, it had grown bigger and stronger, developing twenty-four branches.

Rumble—

Another flash of scarlet thunder streaked across the sky.

Xiang Yuan stepped out of Jambu Gate and gazed at the Thirty-Six Heavens around him, blackened and shattered, like a scene from the end of days. A string of question marks drifted over his head.

It was the upper realm's Heavenly Court, but it did not seem to be any proper Heavenly Court.

Boundless demonic qi converged from all directions,