"I know what you love, I know what you dread." Saitama nods. "Yea, me too. I love getting coupons and hate missing sales."

Saitama journey himself in becoming demon slayer, he is no longer one punch man, but he is one slash man, one slash from this hero and the demons are gone for good. THIS IS A PARODY, DON'T TAKE THIS STORY SERIOUSLY

The S-Class and a few others watch One Punch Man. COVER ART IS NOT MINE HERE IS ORIGINAL: https://www.pinterest.com/pin/49821139607626188/

While Saitama is mindlessly wondering the tunnels of the Monster Association underground, defeating monsters left and right, he stumbles upon another path that leads him to mythical creatures.

Saitama wakes up in a strange, almost unsettling capsule... He prepares to step out... Apparently, 200 years have passed since this world plunged into chaos. What does that have to do with Saitama? "What is radioactive rain?" "You really don't know?" "No, I just throw punches..."