"This."
Aldrian was stunned when he sensed something he had missed earlier. What he detected was a vast number of tiny, microscopic creatures gnawing at Eleine's heart. These creatures resembled cells but had grotesque appearances—red in color, with tiny jagged mouths and numerous legs covering their bodies.
Additionally, they were releasing some kind of poison that affected her organs. He thought that their overwhelming numbers made the poison deadly, causing the symptoms she was experiencing now.
He was now certain that the source of this outbreak was these tiny creatures, which he thought were a special type of gu. When they came into contact with his golden energy, their movements slowed, and their defense mechanisms activated to repel any foreign force attempting to destroy them.