Qin Lang was baffled. He realized he had been reduced to his original form, yet he hadn't expected to be transported back to his youthful self nine hundred years ago.,Although this cultivation is rare, with one in a hundred achieving it, and the Earth's spiritual energy dwindling, as long as there is even a sliver of hope, I can ascend to the heavens once more and become a Saint Venerable!,The doctors in this world can't cure this poison. Who is it, and what kind of grudge do they have against their father to inflict such a deadly blow。