Text Explanations (Skip if you've read a reader book before)

"All we need is peace..." -Y/n

There's land outside of the maps.
Although the Gods tried to hide their sister's mistake, they were too late.
They told her son to seal her and you know the rest.

The god of the light and the god of the darkness sealed the secret islands away from their creations.
However after the accidental creation of magic and semblances, they forgot about the seal and the islands entirely...

Some found their way into the new world, fusing magic and chakra.
Sadly it's rare for both traits to be passed on.

They called these chosen ones blessed and cursed. They attract the grim to them...

And here is the story of Y/n Uchiha.