Zhou Zhengyu was an exceptionally disciplined person. In the real world, he followed Saitama's training regimen every day, until one day his hair finally fell out!!! Then an unreliable goddess summoned him as a hero.
And so Zhou Zhengyu began a journey of punching bosses into submission.
Saitama: "He is an opponent I acknowledge!"
Uchiha Madara: "I acknowledge him as the strongest man!"
In the Naruto world, he reforms the shinobi world and unites it all. In One-Punch Man, he and Saitama meet as equals. In Terror Infinity, he can beat up the Space Deity...
This novel and its characters are entirely fictional. Any resemblance to real people or events is purely coincidental. Do not imitate.
Who are you calling lord? Now you recognize a master?