Being reincarnated (gone wrong)

Our protagonist, after a train accident, die and meet Yama, the overworld king, he leave him two options, reincarnate like a normal person, two years later from his death, or reincarnate like a random person in a martial arts world.
He choose the second option and reincarnate like a average person with the most average martial talent.
Follow Yun Che and see how he try to progress in that new world, doing his way to the top, or die in the attempt.