When a familiar monster is center stage at a circus from a faraway land, Link will take a journey far from Hyrule, to make sure Midna's last words weren't a lie.

Every world has an opposite. The world of light has the world of darkness, the world of fire has the world of water. But the world where the demon king Demise fell to the master sword was a world of sky. What is the opposite of a world of sky? A world under the earth of course. This is that world's story.