"Ahem!" Sator coughed twice at this point, clearing his throat.
"First, the world you lived in was enclosed by the Wall of the Heart-the boundless, enormous wall I mentioned!"
"The reason it's called the Wall of the Heart is that it only exists once you become aware of it. Before you become aware of it, it doesn't exist!"
"The Wall of the Heart separates one world framework from another, so it has an extremely high priority over life within any given framework. Even if someone's power within that framework is strong enough to destroy heaven and earth, or even annihilate the entire framework, they're still nothing more than a native imprisoned within it as long as they haven't become aware of the Wall of the Heart."
"Different world frameworks have completely different power systems and structures!"
"You're very lucky. Our world framework is highly accommodating of all kinds of power, so yours probably hasn't been suppressed much!"
"If you'd been unlucky and landed in some other world framework, kid, its suppression might have stripped you of all your power, leaving you to die a miserable death!"
"When I used to travel between different world frameworks, I always made repeated probes to make sure my power wouldn't weaken significantly before daring to enter!"
Upon hearing Sator's explanation, Green showed relief at just the right moment, as though he truly felt fortunate to have become aware of the Wall of the Heart and crossed into this world framework.
Deep down, however, Sator's words had set Green thinking.
The Wall of the Heart and world frameworks Sator described clearly corresponded to the Hyperspace Barrier and Hyperspace itself, so Green had no trouble understanding them.
What made Green ponder was something else.
Green suddenly realized that when traveling between Hyperspaces, he had only assessed