Swordsman? I Use the Knife

He is decisive in killing and not a saint. He has a compassionate heart, but not much. His name is Liu Rufeng, he is a swordsman and a swordsman He has been a policeman, a general, and he has also faced the emperor in the court. Until one day, a land god from the demon clan came to the imperial capital and wanted to kill the emperor. From then on, there were more legends in the world. Once in the great Zhou Dynasty, there was a censor who scolded the emperor every day. He was a land god with both civil and military skills. He once killed the demon emperor with one sword. It is said that as long as you knock the sword out of his hand, you can experience the most beautiful swordsmanship in the world. The introduction is not exciting enough, please move to the main text (there must be an antidote within 10 chapters)