The Land of Emptiness was a famous place within the Dimensional Gap where one could encounter opportunities. The term "opportunity" originated from certain self-proclaimed immortals from the Mythological Side subworlds.
Similar expressions included fortuitous encounters, finding treasures on the way out, miracles, and so on—in short, it was a place with no entry requirements that even newcomers to the Dimensional Gap could enter.
It could not be said that all the good places in the Dimensional Rift had already been occupied by powerful organizations. The Dimensional Rift had no boundaries, and no one knew exactly how many treasure lands there were... all of them were waiting to be developed.
The Land of Emptiness was simply a place that many groups had developed but that remained unoccupied, where one could still occasionally find good things.
Of course, because it was a public place, one could often encounter groups of three or five exploring together. Moreover, although the Land of Emptiness was a public area, it was also an extremely dangerous and chaotic place.
The rules inside were highly chaotic and even changed frequently. One could never know what kind of trap one would step on the next second.
This step might be safe, but the next one could land you in a pit with ten-thousandfold gravity, making you fall painfully... or you might enter a space where all techniques were forbidden.
"Sir, would you like to buy a map? The most comprehensive and up-to-date map of the Land of Emptiness, marked with traps! Absolutely essential for killing, arson, staying home, or traveling!"
This was an ability to communicate somewhat like Divine Sense. For living beings capable of breaking through the limits of a subworld and ascending to the Dimensional Gap, this ability was basically standard. They obtained it automatically after entering