A Man Draws His Sword and Fights in the World

Suddenly one day, after I woke up, the whole world changed. There were martial arts masters who were flying in the sky, an ancient and mysterious hermit family, a tragic and bloody troubled world, and I was a little kid on the street, how should I face these... Later I found out that I had many golden fingers, and the noble family bullied my brother, right? I don't like your faults, what? The barbarian army is marching south... Little apprentice, you lead people to kill them... This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.