of course it would work.
a good story could be written about anything
and this would work as an amazing story of humanity, about a god facing his or her own vulnerability, a hero needing help from an ordinary human.
with this concept the paradigm shifts and all of a sudden the regular person becomes the hero trying to help the fallen savior find their wings once more
just needs a writer who understands ptsd, and psychology and has experience in writing superhero comics