While one of Sunny's incarnations was experiencing the strangest things in the Palace of Imagination — like PTVs that drove on tiny explosions and a whole city of people who had no idea what a Nightmare Creature was — the rest of him was busy with other endeavors.
In fact, he had more free time than usual.
That was because Slayer was still resting in the dark flames of his soul, evolving, so there was no need to fight her every week… and neither was there a need to recover from those brutal fights, either.
So, Sunny decided to do something he had been thinking about ever since returning from Ariel's Game.
He wanted to write a research paper… and not just any paper at that.
Sunny wanted to write a paper to end all papers. The best and most comprehensive report on the history of the world — its inception, its end, and all the things that had happened since.