Vaford, Tower of Celestial Gaze.
The instant Sephiroth swung the Butcher Blade in his hand and severed the white-clad girl's neck, not a single drop of blood spurted from the clean cut...
Neither the girl's head nor her body showed anything but a smooth cross-section, filled with a mysterious blue energy substance.
The girl's body and head fell to the ground, rapidly turning into specks of blue light that dissipated into the air.
In the end, the light completely faded, leaving only a palm-sized gray cube on the ground, engraved with many intricate and mysterious patterns.
"This is a Soul Crystal...? What a miraculous creation!"
Sephiroth crouched down. He first covered his right palm with Armament Haki before picking up the gray cube and tossing it lightly in his hand to gauge its weight. Then he held it before his eyes and examined it closely.
Through his Observation Haki, he sensed that the Soul Crystal seemed to conceal a special mechanical circuit structure. As long as it was reactivated, the entire girl would return to her original state.
The Soul Crystal in Sephiroth's hand was a product of a special alternate space within the Tower of Celestial Gaze. Through Soul Crystals, one could enter a memory world called Memoria.
Within Memoria, one could revisit all of that person's past experiences.
However, memories themselves were highly ambiguous and subjective things, so the events in Memoria could not be replayed with absolute accuracy. There would be deviations to a certain extent.
The white-clad girl that had just emerged from the Soul Crystal was actually an artificially created energy mimic, possessing the authority to wield the power of the Tower of Celestial Gaze's special alternate space.
As long as Sephiroth's body was touched by the white-clad girl, his memories and power would be