A comfortable life will always be disrupted by some discordant notes, and war has become the main way to resolve these frictions.
When that star appeared, disaster followed. The fighting of human beings in the world, the cold war and suspicion among the six realms of life on the mainland, the disappearance of the gods and demons... All these have disrupted the cycle of the world, and destruction and existence are all just a matter of thoughts.
There are various rumors among the people about the story of Mia, the floating island in the sky. Our story will also begin in the earthly world...