"Demon King? Eternity? Hahahaha! Little Muzan..."
Wiping away nonexistent tears of laughter, Kirishima Bupai's gaze instantly sharpened. "Your understanding of eternity and power is so pitifully small it could bring tears to my eyes."
His laughter cut off abruptly, and he gripped Yamato's hilt without expression.
"Since you want to see eternity so badly..." His icy tone was like death's proclamation. "Then I'll show you what true powa is!"
Reflected in Muzan's suddenly dilating pupils, filled with foreboding, Kirishima Bupai made a move that terrified him out of his wits.
Kirishima took a reverse grip and pointed Yamato's tip, gleaming with cold blue light, at his own heart.
"Sin Devil Trigger...!"
"This is...power!"
The next instant...
Boom-! He plunged the blade in, and a terrifying energy beyond description erupted violently from Kirishima Bupai.
The experimental study's ceiling and walls, along with the flesh-and-rock structure of unknown thickness in the Infinity Castle above, were instantly shredded like paper under the impact of that vast surge of demonic power.
The entire space was like an ice cube thrown into the sun's core, leaving not even ashes behind.
Pure, destructive blue light filled Muzan's vision. The instant his body touched the edge of that light, he felt as though he had been thrown into a furnace.
Every inch of his flesh was disintegrating. Had Kirishima Bupai not seemingly held back the destructive energy directed at him on purpose, he would absolutely have been vaporized within a thousandth of a second.
Even so, the terrifying shock wave still slammed down like hundreds of millions of heavy hammers.
Crack! Splurch! Splurch!
Muzan's newly regenerated limbs crumbled inch by inch under that world-destroying pressure.
Like a rotten tomato smashed against the ground, he was instantly crushed into a pile of minced flesh that barely maintained a