Just like the galaxies of his Previous Life, once captured by the gravitational field of a star, it became a subordinate planet within the galaxy.
Though independent entities, they are also part of the galaxy. During the Fourth Epoch War of the Worlds, many powerful beings also used this to capture worlds and continuously strengthened Shen Hong.
However, all the worlds within the Inner Realm, regardless of their importance, were squeezed together, forming a misshapen cluster of worlds much like a large clump of laundry detergent foam, sticking to each other and forming an abnormal world group.
This caused the powers of various worlds to compete and infiltrate each other, making interdimensional travel as easy as crossing regions.
Wang Zijia, in Stealth mode, swiftly passed through the outer perimeter of the worlds and, according to the provided mission information, found the Crystal Barrier leading to the interior.