Indeed, entering the Ten Thousand Demons Realm had not been easy for Ye Han. Its Boundary Wall possessed extremely powerful restraining power. He had spent considerable time and expended quite a bit of spell power, using various methods before finally opening it.
Of course, the main reason was not that his cultivation or strength was insufficient, but that he did not want to alert too many high-ranking members of the Demon Race. He could not use methods that caused too much commotion. Being discovered by a divine beast would be bad.
That was why he had spent so much time and effort opening the Boundary Wall of the Ten Thousand Demons Realm and entering the Ten Thousand Demons Realm.
Once inside, he immediately sensed how extraordinary the Ten Thousand Demons Realm was. Its demon aura was exceptionally abundant. Ordinary cultivators from races other than the Demon Race could not enter it at all.
If ordinary cultivators cultivated somewhere with such abundant demon aura, they would not last long before it corroded them and signs of transformation into demons appeared.
This was much like ordinary cultivators going to the Devil Race's Devil Star Realm to cultivate. The demonic qi there was so overwhelming that its corrosion would cause signs of demonization...
The distinction between demonization and transformation into a demon was actually quite clear. Demonization primarily meant a cultivator's state of mind falling into demonic corruption, triggering demonic tribulations, heavenly tribulations, qi deviation, and so on.
Transformation into a demon, on the other hand, involved the corrosion and alteration of the physical body. The body would begin developing traits of the Demon Race, growing scales, horns, or fur, while the cultivator's aura also gradually became demonic...
Whether it was demonization or transformation into a demon, once the corrosion succeeded, it could