"That’s a foundation stone," the Second Nightking said in a low voice.

A certain thought flashed into Lu Yin's mind. "The foundation stone that’s needed to make a hidden world?"

Tian Dou answered, "Yes, but more accurately, this doesn’t allow you to create a hidden world, but rather determine its location. It takes hundreds of millions of different materials to make a hidden world, and it needs to have a perfect ecosystem. A foundation stone simply allows you to find the location of the space around the hidden world. In fact, my Specter clan once owned one of the 3,000 hidden worlds."

Lu Yin did not know very much about the 3,000 hidden worlds, and that wasn’t only because of his limited time researching them. The 3,000 worlds were not allowed to leave the Honor Zone, and thus, they had very little influence on the rest of the universe.

"My lord, in ancient times, the universe was absolutely full of parallel universes. Most of them were hidden worlds or pocket dimensions, such as what the ancient sects used to hide themselves in space. Aeternus Nation, which you’ve visited, can actually be considered a hidden world," Tian Dou explained, "The Hall of Honor rules the entire Fifth Mainland, and to make overseeing easier, all the known hidden worlds are required to remain in the Honor Zone. Any who do disobey will be destroyed when found, but there are naturally far more than a mere 3,000 hidden...