Makai Senki Disgaea: Returned
It is said that it lies in a place deeper than any ocean, and blacker than any darkness.
A world of dark, where sinister beings enthralled by darkness gather...
Where is this land?
The answer is uncertain.
But, deep within everyone's heart, he believes in its existence, and fears it.
That, is the Netherworld—
A world of wicked darkness which together with Celestia, and the human world, comprises the three worlds.
In the depths of that Netherworld, a tiny presence raised a cry.
And again, in the remote darkness of space the same war cry arose.
The two cries that had risen at the same time held the same meaning.
It was known by the name: revenge.