Five years ago, Origami's parents were killed by a spirit the same day Kotori became a spirit.

And that's when Tobiichi Origami changed forever. To make sure the worst doesn't come to pass, Shido has gone back in time and there's only one thing to do: hange the world.

Five years ago, Origami's parents were killed by a spirit the same day Kotori became a spirit.

And that's when Tobiichi Origami changed forever. To make sure the worst doesn't come to pass, Shido has gone back in time and there's only one thing to do: hange the world.