Who Is Still Not Cultivating Immortality After Being Reborn?

In the last days of cultivating immortals, there are no more ascendants in the world. The major sects are fighting openly and secretly to find the techniques for cultivating immortals, but the tentacles of the sleeping demon are about to tear apart the earth's veins... Lin He, the reborn young servant of Yaowang Valley, unexpectedly obtained a fragment of the secret book of cultivating immortality, but he did not know that with each level of cultivation, the seal of the demon would loosen. A greater disaster is coming, can Lin He become the last immortal? If he becomes an immortal, the souls of thousands of monks will be scattered. If he fails to become an immortal, the road to ascension will be an eternity. All living beings will survive in the world. Where will Lin He go?