The burning agony throughout his body, as though ten thousand ants were gnawing at his heart, vanished at this moment.
Deafening snores came from Principal Zhang.
At that moment, he fell into a deep sleep.
When Zhang Lingxue saw Principal Zhang like this, she wept with joy.
Ever since Principal Zhang had been afflicted by his stubborn illness, he had not truly slept for a very long time.
No matter what prescriptions the Divine Doctors prescribed, Principal Zhang could only doze off for a moment, rather than entering a state of deep sleep like he had now.
As expected, the Blood Essence was useful. If it were combined with other Heavenly Materials and Earthly Treasures, perhaps Grandfather's cells could recover.
However, another difficulty still stood before Zhang Lingxue.
That was how to remove the toxins hidden in her grandfather's blood. These toxins were extremely well concealed. Even if all the blood in his body were replaced, they would reappear after some time.
These toxins were like gangrene clinging to the bone, impossible to eradicate completely. This was also why even Divine Doctors were at a loss; they had never seen such bizarre toxins before.
They could not be detected with ordinary instruments and equipment, yet they truly existed.
For now, they could only take one step at a time.
Being able to find a way to alleviate her grandfather's stubborn illness was already a blessing that fell from the heavens.
Principal Zhang slept for twelve hours before slowly waking up.
He felt better than ever. The recovery of his cellular activity had eased much of his pain.
The needle marks on his arm began to scab over and fall away, and his body's self-healing ability was beginning to recover.
"The effect is not bad."
"At the very least, it lets