It was said that the Azure Sea Secret Realm had come into being in just such a manner.
Soon after, Azure Water True Lord turned into a streak of light and slaughtered all of the nearly hundred low-level demonic cultivators stationed at the mountain gate of the Profound Pearl Secret Realm.
Then, taking the lead, he rushed toward the earth core deep within the secret realm.
For one, he feared that the remaining demonic cultivators in this secret realm, driven into a corner, would destroy the earth core.
For another, he wished to refine the earth core as quickly as possible.
Only by refining the earth core could he destroy every entrance and exit between this secret realm and the outside world, then establish new entrances elsewhere in the outside world.
That would prevent other cultivators from discovering this secret realm.
By then, even the remaining cultivators of the Profound Pearl Demon Sect, who had originally controlled this secret realm, would find it difficult to enter.
Along the way, Azure Water True Lord also discovered a Golden Core demonic cultivator and many Foundation Establishment demonic cultivators deep within the secret realm, relocating the demonic veins within this secret realm.
With a casual motion, he slaughtered them all.
Ling Chengxia followed close behind.
Before long, the two arrived above the secret realm's earth core.
There was a cave dwelling here.
However, the cave dwelling had no formations. Ling Chengxia and Azure Water True Lord entered it as well.
Beside a passage leading down to the earth core deep underground in the secret realm lay a letter.
There were only a few words written upon it, yet they made Ling Chengxia and Azure Water True Lord feel a greater measure of respect for the person who had written it.
"The secret realm