The storyline revolves when the protagonist awakens in a new Tokyo called Da’at, a wasteland ravaged by an apocalypse. Surrounded and being attacked by bloodthirsty demons that want to claim his life, a savior emerges in which they unite to become a mighty being, neither a human nor demon: a Nahobino. Filled with mythical deities and demonic tyrants that are in constant conflict for survival, the protagonist with newfound power ventures through the enigmatic realm of Da’at. Thus, in a battle between light and dark to dictate the fate of the world, the protagonist searches for answers to forge his own path in this chaotic realm.