My Longevity Simulation

Synopsis: The path to immortality is so difficult!
What’s more, the world of immortality has been completely changed by a plague!
Mortals are infected with diseases, and once an immortal comes into contact with them, their cultivation level will at least decrease, or at worst, they will return to heaven, so immortals and mortals are separated forever; immortals
cannot practice together, and the entire world of immortal cultivation becomes a huge dark forest;
…
Li Fan traveled through Although he has great ambitions, he can only wallow in the mortal world and waste his life.
Fortunately, when I was dying, I finally awakened to the strange treasure, which was able to turn truth into fiction, turn real life into a dream, and return to the time when I just traveled through time!
Thus, Li Fan began his long journey of life!
In the second life, Li Fan finally gained power over the world after fifty years, but he searched the world and found no trace of the fairy. Only at the end of life can we see traces of immortals.
In the third life, Li Fan tried his best and planned in every possible way, but in the end he was no match for the immortal sword!
The fourth life…
…
I, Li Fan, am a mortal. I will never regret it for the rest of my life, but I just want to live forever!