Secret Realms, which are secret precisely because they exist independently.
High-quality Secret Realms can even be parallel to a Plane, reigning above planets.
The Yuan Ci Secret Realm was originally an incomplete Secret Realm, which is why it appeared in the Breeding Ground and only belonged to a part that the higher-ups could control.
However, when the Yuan Ci Secret Realm entered the Netherworld Heavenly Road and absorbed endless Netherworld Energy, its quality made a leap forward, and the Yuan Ci Secret Realm was no longer limited to the lower class of Secret Realms.
Having acquired the Yuan Ci Secret Realm, Zhou Yan had already experienced its remarkable uniqueness and knew that its quality was extremely high, far beyond imagination.
Yet now, after the Yuan Ci Secret Realm had refined the fragmented Heavenly Heart Secret Realm, every moment within the Yuan Ci Secret Realm was like undergoing transformative changes day and night.
