This city is called "Empty City". When it was called Edo a long time ago, there was no invasion of the organization named "Cage" on the earth.
Nowadays, while the world is developing rapidly, it is also degenerating rapidly.
Now that the matter is over, in the invisible shadow of the ruler, is there still a knife that can cut through the iron mesh of the birdcage?
Intention: No matter who you are, you have the right to be sad if you take off your calm and strong appearance.