In Asgard, The great the continent of the world of Sirius. The great floating empire of Prima is in it's golden age, but something goes wrong when the Emperor of Prima, Azir tries to ascend to godhood. And the 10,000 year old empire falls in a single day to the continent below. Thousands of years later, The mythical ruins of Prima have transformed to the only ""GOD"" level dungeon on the continent of Asgard. This is a story of Aster, a genius magician and a beginner adventurer. Who dreams of conquering the ""GOD"" level dungeon. and learning the greatest mystery of the continent of Asgard.