The moment that drop of murky liquid fell into the vessel, Shigeki-ji Go's somewhat withered hand clenched slightly. Excitement welled in his clouded eyes as he stared fixedly into the vessel.
Aizen narrowed his eyes slightly as well, calmly watching the scene within the vessel.
The instant that murky liquid came into contact with the blood collected from Kimimaro inside the vessel—
An eerie change visible to the naked eye suddenly occurred within it!
The seemingly ordinary drop of blood reacted as though it had undergone some sort of chemical reaction with the poison that had just been added!
A mass of white matter far larger than the blood drop itself suddenly surged out from within it!
"Sizzle, sizzle..."
As a piercing sound rang out from within the vessel, the ordinary red drop of blood had already transformed into a white, viscous mass!
It was as though it were declaring its terrifying, savage nature.
Though it had originally been nothing more than an ordinary drop of blood, it continued to grow, rapidly spreading outward and blanketing the inside of the vessel.
At the sight, a flower-like joy bloomed across Shigeki-ji Go's wrinkled face. He excitedly said to Aizen beside him, "Lord Aizen... Look, please look!"
Hearing him, Aizen fixed his deep eyes on the small mass of white fluid undergoing its bizarre transformation. Interest flickered in his gaze as he curled his lips into a faint smile.
"What an extraordinary discovery..."
"In other words, after being subjected to a threat and stimulus, Kimimaro's blood cells instinctively discarded their disguise and began to evolve further!?"
Hearing Aizen's words, Shigeki-ji Go's aged face showed irrepressible delight. He praised hoarsely, "Exactly. Just as you said, Lord Aizen, the word 'evolution' better describes this change!"
"Because from this old man's observations, after this evolution,