Fil was picked up and raised by the [Great Sage], who once saved the world.

Fil, who was raised as the grandchild of humanity’s strongest great sage, inherited his talent, chanted magic chantless, and defeated dragons with his bare hands.

However, one day, the great sage summoned his grandchild and told him:

“Fil, I was silent so far, but you’re a [female].”

Seriously!? By the way, what’s a female?

Fil’s general knowledge didn’t even contain gender. The great sage, who was concerned about his grandchild’s future, decided to enroll Fil into the [Royal Institute].

Third son of a "beggar noble" Nore lost his job and was at a loss. But as he was contemplating whether to become an adventurer fortune struck.

A Hidden Dungeon that no one knows how to get enter. A legendary place full of hidden things like extremely rare magical beasts, magic tools for gaining power and items that would be scarce all over the world. That's the kind of entrance that was opened.

"Without telling anyone about this place I'll secretly become the strongest."

This world is harsh to nobles of poverty. Without authority of honor, if I could at least acquire power――