After searching in vain, Xu Huo changed his strategy. He fully materialized his Spiritual World and added more structures on top of what was already there.
As he reinforced his Spiritual World over and over, the original Book Tower grew more and more complex, and its area kept expanding.
The strength and size of a Spiritual World both reflected the mental power of the person who created it. The more powerful their Evolution, the larger their Spiritual World, and the easier it was to create all kinds of complex scenery.
After tripling its original area, Xu Huo finally began to feel the strain. He stopped trying to expand it and instead changed the furnishings inside the Book Tower.
The doors and books symbolized him, while the dagger, playing cards, and Black Sliver represented the other three personalities. He controlled this Spiritual World, so books were its most common feature. They could be real or fake, but since he had successfully created a Picture Frame before, he could just as easily work on the books.
He appeared at random in one of the rooms and reached out to pull a book from the shelf. When he pressed lightly on its cover, the pages opened by themselves. They stopped at a certain page, and a clear image gradually appeared.
In just a few seconds, a cityscape had materialized on the page. The plants and flowers in the picture swayed, looking almost alive.
Once he had finished the picture, Xu Huo sank his hand into it. But instead of successfully entering another illusion, as he had hoped, his hand passed right through the back of the book.
Creating scenery beyond his Spiritual World was likely an entirely different level.
He let go, and the book dropped to the floor, expanding into a Picture