Manga by author GK工坊

A boy named Shi Shan along with his little sister were offered as sacrifice to a demon that has been haunting their village. They were rescued by a martial artist who exorcise demons. He took the siblings in as his disciples and taught them the art of cultivation and about the demons that dwell in this world.

Gao Jing, you're a maniac. Almost exactly like Gao Sheng was. In your eyes, is the world truly so horrid, horrid enough that you'll go to such extremes to save it? Gao Jing, are these the rules you've laid down for every sect under the sun? You're so delusional your plans are something not even your great grandfather would've dreamed off. So be it then, go and execute your plan, I want to see, if all the sects in the world will be brought to their knees in front of you, or if the Jin dynasty will be destroyed by your very hands!