The World Is Built with Swords, but I Am Invincible with a Man and a Dog.

Traveling to the world of swordsmanship, everything is inferior, only swordsmanship is high! Unfortunately, he became the most useless beast soul monk. Did he fall into depravity, or did he pursue the light that illuminated him? A piece of jade and an evolution made him regain his confidence! When he evolved into the strongest beast soul, he discovered that it was not the weak beast soul that evolved, but the weak himself.