I'm Just a Rogue Cultivator. Making It to Ascension by Laying Low Is Only Natural, Right?

[Mortal cultivation + traditional cultivation + cautious survival + decisive and ruthless + no female lead] Ning Ye, a modern man, accidentally transmigrates into the cultivation world and becomes an ordinary mortal. By a twist of fate, he embarks on the path to immortality and catches a glimpse of eternal life. His family is struck by disaster. He buries his parents, consumed by hatred, and unexpectedly obtains an unparalleled treasure. With this treasure in hand, he cuts off karmic ties and conceals his tracks, becoming impossible for the heavens and myriad worlds to find. It can also reverse the source of all things and return myriad transformations to their origin. Ning Ye knows the true meaning of cautious survival. On the surface, he is timid and low-profile, pretending to be an unremarkable independent cultivator. In secret, he is ruthless and calculating at every step, like a god of death or an evil spirit. Over the course of a century, the name Old Ghost Ning strikes fear across the Five Regions! Using his supreme treasure to hide and evade calamity, he lies low and moves unseen through a cultivation world rife with deception, quietly seizing every opportunity. With all the skills of a master survivor, he finally manages to cling his way to a path of ascension...