Post Apocalyptic JS&MN AU

This was written (somewhat hastily) for a prompt on the kink meme, which I have just discovered and which makes me very happy. This was possibly not exactly to the prompt, as I never got as far as the Raven King's return, but I hope it's not too far wrong.

Title: The King's Roads
Rating: PG-13
Fandom: Jonathan Strange and Mr Norrell (TV)
Characters/Pairings: Ensemble. Emma Pole, John Segundus, Stephen Black, John Childermass, Arabella Strange, Mr Honeyfoot, Vinculus, Colquhoun Grant, Walter Pole, mention of Jonathan Strange, Gilbert Norrell, the Raven King, original faeries, original monsters
Summary: More than magic has come through the mirrors, and England has fallen to terror and ruin in the spaces between the worlds. In Last Hope, the last free citadel in the North, the survivors search for some means to push back the monstrous armies, and may have found it in the charnel house that was once London
Wordcount: 4540
Warnings/Notes: Post-Canon, Future Fic, Post Apocalypse, Dimensional Shifting, Magic, Plague, Demons, Monsters, Undead, Safe Places, Sieges, Last Cities, Spies, Magicians, Team, Hope, Hopeful Ending
Disclaimer: Not mine

( The King's Roads )