Fight to the Death

He is just an ordinary swordsman. He's just a crazy martial artist. He was able to kill other people's whole families for a secret book. In order to break through the bottleneck, he can commit suicide to challenge masters from all walks of life. He regards human affairs as poisonous. He regards kindness, justice, loyalty and benevolence as a joke. He is a man who became crazy for martial arts and became a demon with his crazy. A generation of masters, a generation of devils, and a generation of famous figures. He is Helian Ren. Ps: The protagonist has a ruthless attribute, so defenders, please stay away.