AFTER THE LAST ANGEL DIES...Having achieved victory over the angels, the Demon Lord Aur ventures to a new continent! Exploring unknown lands with the succubus Lilu at his side, Aur finds the perfect spot for a new dungeon. He begins construction, but there are many locals to be captured and punished...and a mysterious child to be protected as it sleeps in the center of Aur's new subterranean realm.And then, dungeon-raiders attack!