(This chapter includes some of the author's personal speculation. It is purely subjective and has no supporting evidence, so please just read it for fun and don't take it seriously.)
The spot where Kenjaku stood lost its original colors the instant he activated his domain expansion.
All the light seemed to have been drained away by something. Behind Kenjaku, a great tree made of blood and limbs materialized out of thin air.
The instant the tree appeared, an incredibly thick, blood-scented aura spread outward.
Yuki Tsukumo's pupils contracted slightly.
As a Special Grade Sorcerer, she possessed a domain of her own.
An ordinary Jujutsu Sorcerer's domain expansion first used a barrier to form the domain's outer shell, then constructed an innate domain imbued with their cursed technique inside that barrier.
But Kenjaku's domain was different.
He skipped the initial step of forming an outer shell and instead used himself as the origin point, constructing his cursed technique's innate domain in the surrounding space.
As Kenjaku constructed his innate domain, the existing world inside the Tombs of the Star Corridor underwent a "replacement."
The ground, the air, and space itself were all being replaced, bit by bit, by something else.
It was like someone had dropped ink into water, gradually staining what had once been pure.
"So this is an open domain... It really is different from a normal domain."
Tsukumo murmured under her breath. There was no fear in her voice, only the confirmation that came from finally seeing it for herself.
Kenjaku still stood roughly three meters away from Yuki Tsukumo.
As he watched the expression on her face, his confidence unwittingly faltered a little.
What is that look on Yuki Tsukumo's face?
Why is she looking at me like that?
Isn't she afraid?
A string of questions arose