KetchupxD

A terrifying God-class monster destroyed Earth in one punch and is now fighting Saitama!

"You're strong, but can you defeat me?" Magneton smirked.

Read about Saitama's epic journey as he travels through the galaxy and enters a timeline where he has retired from being a hero. Along the way, you'll find plenty of epic action, breathtaking adventures, an engaging storyline, and Saitama's normal, humorous, and laid-back personality!

One Punch Man: Saitama Retires

Here are some OST's that you can listen to while reading this fanfic-

(1) - One Punch Man OST Seigi Shikkou -THESAMO

(2) - One Punch Man OST Sadness -THESAMO

(3) - One Punch Man - OST Strongest Man -tuteheavy

(4) - One Punch Man - OST Monster -tuteheavy

(5) - One Punch Man - OST Battle -tuteheavy

(6) - One Punch Man - OST Kowa -tuteheavy

(7) - One Punch Man - OST Kai -tuteheavy

There are many more, but It'll be painful to open them all just for the sake of this book, so I have kept them as minimal as possible. Just search for OPM OST'S on YouTube and watch them from the playlist by tuteheavy.