After hearing Dark Seele's words, Seele and Sirin could not help but be shocked!
Everyone had thought Honkai was the enemy, that the Will of Honkai—the Honkai God—was the ultimate boss... But who could have imagined that behind Honkai stood an even more terrifying Imaginary Tree?!
Honkai was merely a mechanism born from the Imaginary Tree's competition with the Sea of Quanta.
"Come to think of it... Could the other two Honkai parallel worlds we visited before—the Hiiro Sakura Arc and the Second Eruption world—also be branches of the Imaginary Tree?"
Seele suddenly recalled the other two Honkai parallel worlds she had experienced. Could they actually belong to the same Honkai multiverse? Were they all part of the Imaginary Tree?
"I don't know..."
Dark Seele shook her head at that.
[Ai-chan: Boss, I can tell you this. The previous two Honkai worlds really are part of the same multiverse! If you can open a door to where the Imaginary Tree is, it's possible to reach those two parallel worlds.]
"It really is true!"
Hearing Ai-chan's words, Seele was completely stunned!
[Ai-chan: Bianka called the Imaginary Tree "the law governing the cosmos, the secret of life's cycle, the place where all essences and origins take shape." Bishop Otto called it "the eternal instant, the origin of the end, the birthplace of all truths and laws."
If Boss wants to open a door to where the Imaginary Tree is, Ai-chan has a way.]
"What way?"
The question slipped out almost unconsciously.
[Ai-chan: I can't tell you the other methods. There is only one I can mention. That is... using the complete Second Divine Key: Key of Infinity to directly open a door to where the Imaginary Tree is.]
"The Second Divine Key..."
Almost unconsciously, Seele looked toward Sirin beside her.
"...W-what are