subtitles explaining each ring
starting with Dante's library where the king of inferno himself is sealed surrounded by the books containing each demon memories, everytime that a demon dies and returns to hell they must give their memory book to Dante.
The bloody fountains are the place where all the demons are born by a simple method, combining the dark blood of the fountain with Holy blood of an massive angel carcass in the center of the fountain, in result demons are born as an amalgamation of the evil and the Holy.

The lust ring is a wide desert with the wildest cutting winds and tornados, with flying shadows ready to torn the flesh of the demons who wonders around with the objective to find Asmodeu's cabaret, where occur luxurious events in order to demons socialize between them socially, emotionally and mostly sexually, after gathering a demon group for the travel, the group rides a Zeppelin to the next ring.

The sloth ring is a tundra of eternal winter surrounded by spiky mountains and frozen lakes where the key for survival is to be in constant movement because if a demon stop for a moment not just their body will froze but also will be mauled by packs of shadow predators, after surviving the shenanigans they can go to Belphegor's hospital where demons can be healed by the medical services and the hotsprings, they can also receive special treatments like prosthetics or study material, later the demons can take the elevator.

The wrath ring is a valley covered in flames, where the demons must climb an entire tower while avoiding the shadows trying to pull you down, when they reach the top they find themselves in Satan's dojo where demons train and practices many kinds of martial arts and combat styles, when your training is finished the demons must climb an entire ladder again while defending themselves from the flying shadows to the next ring.

The greed ring is a valley of round mountains and hills where golden rocks are rolling, falling and being throw by stone giants, demons can or run as fast as they can to avoid being crushed or going inside the mountains to mine precious gems and metals, after reaching the top of the highest Mountain the demons can acess the gates to Mammon's vault where by a certain price they can get itens and equipments, they can even receive advices from Mammon and making a contract with him to be able to get great fortunes, after that the demons are launched by a cannon to the next ring.

The envy ring is a compact ocean where resides Leviathan's underwater castle which is a giant labyrinth where the demons must find Leviathan while maintaining the trust in the group while keeping the mind sane because of the shapeshifting shadows who not just can blend in the group but can also feed the paranoia throught telephaty, finally after finding Leviathan and escaping the castle everyone gather in the beach island above the castle where the demon group can relax at the beach to later Leviathan extends her neck helping them to reach the next ring.

The gluttony ring is a smelly and foggy swamp where the demons must avoid sink in the mud for not be devoured by the hungry shadows that swims at the swamp while avoiding the poisonous fog so they must climb as high as possible to reach the Belzebu's hive restaurant where the group can join her at the great feast where they can eat, drink and indulge themselves as much as they can until they all pass out, after waking up the group climbs the poles to the final ring.

The pride ring is just an enormous stage with a throne in the center, in that throne lies Lucifer who will judge you by a series of tests such as fighting lucifer themself, fighting shadow bosses that they summom, or even just making a dance performance, if they enjoy the result they will let the demon group pass to finally summon the celestial elevator which the demon Laplace will guide the group to a ride to be freed to the material plane.