7 Hyperdimension Neptunia: Demon Slayer » Another world, where there are only four mainlands, unique yet weird monsters roaming around instead of demons, and even goddesses of odd names to boot. As fascinating as all this however, Tanjirou and his friends' only priority is to return to their homeworld, one that they've yet to find out how. Perhaps they would find the key by joining these girls in their journey.