The lowest deck of the ship.
Before an utterly unremarkable wall.
Two White Night Spirit Wangs quietly appeared.
"He split the world," White Night Spirit Wang said.
"How did he do it? There should be Truth suppression here. Ordinary secret arts and divine skills can't withstand Truth," the other one said.
An unnatural expression appeared on White Night Spirit Wang's face, as though he resented it but had to admit it-
"It should be a Fate-type Truth origin-no one wants to suffer Fate's backlash."
A silence followed.
Any other art would be suppressed by Truth Suppression.
The same went for Fate.
But only Fate would strike back afterward.
Because Fate possessed the most fundamental structure underlying all Truth, and also the greatest-
Cause and effect.
This was the underlying structure of all logic.
However powerful a Truth might be, it existed within cause and effect.
Sometimes the effect came first and the cause afterward; sometimes cause and effect appeared simultaneously. Even the origin of all Truth constructs had a source.
Whatever that source was, it necessarily represented the "cause."
Since it existed within cause and effect, it had to bear the backlash when cause and effect struck back.
"So this powerful ultimate creation avoided his art."
White Night Spirit Wang clicked his tongue in wonder.
"What extravagance... He used an art like that just to evade us. He probably doesn't know that he now has to face two of me."
The other White Night Spirit Wang spoke.
"Yes. You and I each enter one of the split worlds, and then every world has two of me."
"That makes four of me in total."
"There are more and more of me, while he remains unchanged. What will that lead to?"
The two White Night Spirit Wangs reached their conclusion together:
"...His