Level Up with Skills in Another World, Become a Winner on Earth!

A chubby, clueless guy discovers an old iron door while sorting through his grandfather’s belongings...

It can take him back and forth between another world and Earth without limit...

And so begins his path to invincibility, all the way to becoming the strongest in the universe!

Together, they fight off the Demon Clan and protect peace across the universe.

There is laughter, there are tears, there is love, there is hate!

[The blurb doesn’t do it justice. Please read the story.]

This story is entirely fictional! No coincidences are possible...