This kind of independent space was indeed an excellent place to hide treasures. More importantly, it was incredibly difficult for others to detect or infiltrate. Even if not used to hide valuables, it could still serve as a secure refuge—a sanctuary in the face of impending catastrophes.
As long as you had the spatial coordinates, everything was possible.
Daniel understood very well that these isolated pocket dimensions were incredibly rare and precious. If it weren't for the mental contamination Glaton had suffered, he would never have revealed this place to him. After all, even if he faced a lethal threat, Glaton could have simply retreated into this independent realm to wait out the danger.
But the problem was the ongoing contamination debuff—something Glaton had no means of curing.
That's why he had no choice but to bring Daniel here.