Why can't i get in the fert shrine dqm?

In "Dragon Quest Monsters: Joker," you may not be able to access the Fert Shrine for a few reasons. Typically, you need to progress through the storyline or complete certain quests to unlock it. Additionally, ensure you have the required monster levels or items, as some areas have prerequisites for entry. Check if there are any specific conditions mentioned in the game that you might have overlooked.