The Walls were built more than a century ago when humanity was brought to the edge of extinction at the hand of the Titans. In response to this looming threat, the humans made huge walls to protect their last stronghold.
We’re going to explore the outside world someday, right? Far beyond these walls, there’s flaming water, land made of ice, and fields of sand spread wide. It’s the world my parents wanted to go to - Armin Arlert