You can watch these videos to get a glimpse of how Aion quests are:
In this quest you transform into a parrot to spy a pirate ship:
I don't know what's going on here, but you can see that some quests have cutscenes:
They know that they were criticized in the past for making grind games and they are trying now to break that sort of thinking, so they are adding a lot of content to Aion.