MTL - The Founder of Diabolism

Synopsis

As the grandmaster who founded demonic cultivation, Wei Wu Xian roamed the world in his wanton ways, hated by millions for the chaos he created. In the end, he was backstabbed by his dearest shidi and killed by powerful clans that combined to overpower him. He incarnates into the body of a lunatic who was abandoned by his clan and is later, unwillingly, taken away by a famous cultivator among the sects—Lan Wang Ji, his archenemy. This marks the start of a thrilling yet hilarious journey of attacking monsters, solving mysteries, and raising children. From the mutual flirtation along the way, Wei Wu Xian slowly realizes that Lan Wang Ji, a seemingly haughty and indifferent poker-face, holds more feelings for Wei Wu Xian than he is letting on… - Description from Novelupdates