He transmigrates into the son of the Taichu Sacred Land. Though a villain, he could still end up as a stepping stone on the protagonist's path.
Fortunately, he awakens a System that makes him stronger just by staying alive.
He thought he would keep striding down the path of an evil, tyrannical villain who did every kind of wicked deed.
But the story seems completely different from what he imagined. Righteous female cultivators fight over him, while demonic saintesses abandon their wicked ways for his sake...