Two Punches Are Impossible, Not in This Life

Inexplicably, he traveled to the world of One Punch Man and became a bald Saitama, which is a little exciting to say! However, as expected, all the enemies were knocked down with one punch. It was so boring! Alas~~I finally understand how lonely it is to be invincible! I just want to have a battle for my soul and heart. Is it really that difficult? Ps, this is a completely different story from the original work, a pleasant **... No, let's fight! This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.