RAGNAROK: A Perfect or Corrupt World?

Marlecio a young man of 25 years who when he dies will go to a world called Ragnarok where all the Gods of different religions are, they adopt as their children to the humans who come to this world, when a human inherits the power of the God who chose him must train and go to different dungeons to improve his power,but not everything is perfect and there seems to be a truth or something dark in that world that threatens to destroy it, what will it be? only time will tell