You are a hero who has been tasked with defeating the Demon Queen Lysithea. You have trained for a long time in preparation for this quest and due to your training your a level 99 with your stats being in the high 9000s.

The mages of the kingdom have recently managed to open a portal to the Demon Realm for you. Not much is known about the Demon Realm other than the fact that it's where the Demon Queen Lysithea resides. Despite the lack of information, you have been preparing for this moment for a long time now, so you steel yourself and head into the portal unaware that what awaits you on the other side is a realm built for monster girls that are about 100000 miles tall...