Infinite Strengthening of Comprehensive Martial Arts

I accidentally entered the world of martial arts and gained an extra twenty years of life and turned back into a child. Isn't it a surprise? Then try your best to survive in this wonderful world of martial arts! All the people are in chaos and struggling to survive. How can we live better in this chaotic world? Everyone is seeking and changing. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.