C2004

"Isn't the Immortal World the same plane as us Warring States?"

The suppressed True Dragon still stubbornly believed that the Immortal World was an existence on the same level as their Warring States.

In reality, many people knew about the existence of immortals and even of the Celestial Realm. However, most people only treated the Celestial Realm as an existence similar to the Warring States