Nine Nether Space-Time was, in essence, the Lord of the Nine Nether's divine body. It was also known as the Nine Nether Sea.
Most Universe Masters knew this, as did some Universe Venerables. As Core Members of the Ancestral God Religion, they naturally had access to this information.
However, the vast majority of inheritors knew nothing about it.
With its unique environment and several beings possessing Universe Master combat power, Nine Nether Space-Time was naturally regarded as a high-level secret realm.
Generation after generation of inheritors came here to hunt for treasures. Many died here, leaving their treasures behind and further bolstering its reputation as a treasure trove.
In fact, most treasures in the secret realm lands of the Ancestral God Secret Realm had been left behind by inheritors who died while searching for them over the generations.
It had to be said, that was quite a joke.
"The Nine Nether Sea is very close to Purple Thorn Island, so even if we proceed cautiously, we'll only need half a month to get there!"
Special lifeforms capable of matching Venerables or even Universe Masters could lurk anywhere in the Ancestral God Secret Realm.
The famously powerful World Trees and Cold Whales were examples.
"We're taking a fairly standard route this time. We'll pass through about twelve relatively safe regions. Generally, the strongest beings in those regions only have Universe Venerable combat power!"
The Ancestral God Secret Realm teemed with life and countless races, all of them special races with genes tens to hundreds of times stronger than the norm.
These races had small populations, but they were far from weak.
The races inhabiting the regions along their route were no stronger than Venerables. Thus, a party with a Venerable could pass through relatively safely.
"Are we planning to kill anything