This is a good group for people who want to learn how to write publishable fantasy, or who just want some feedback on their ideas. Posting your work for a critique is always nerve-wracking, but it's one way to find out where you stand in your journey to learn how to be a writer. Speaking from...
Just throwing this out there, but the plot would depend a lot on the level of technology that you assume in your story. For instance, one possible plot would be set in a traditional quasi-medieval fantasy world: the comely but street-smart village maiden who enters the beauty competition, more...
There is lots of good detail in your worldbuilding that could support a story about Reversia. I've read the document but it would take me a lot of time to go through the various physical arguments that you make to support your maps, so I won't do that.
Here's another idea, though: what if...
If the deity isn't real, then yes, the story will be about personal growth in the character, due to her interaction with the idea of the deity rather than the deity itself. Maybe along the lines of "I'm on Aslan's side, even if there is no Aslan."
The caravan is long, and the camels are becoming refractory, their last drink two weeks before. In the center of the procession, on the tallest animal sits Princess Ab`ala, staring at the back of the camel in front of her, her wedding finery covered in a fine red dust. She is wondering how many...