[Anthros are present in this fic.]
A day of happiness turns sour and thrusts Spike into a world he never dreamed of entering. The villain's world. Now on the run from Celestia and other ponies, Spike must discover what was so bad that had him exiled. But there's also something else brewing in Equestria.
It'll be up to Spike and some other beings that have never been seen before to stop this new threat as Spike fights for his life.
This is the story of how Spike will become: The Last Draconian