In an Equestria still in the medieval age, a mysterious amnesiac wanders the land with his blue travelling cart. This "Doctor" and his companion finds more than they bargain for in the small border town of Horizon: monsters, murder, and a crime of unimaginable magnitude...
This story is part of the Royal Road collaboration, an alternate history of our favorite ponies during Equestria's Crusades. Rated "Dark" at other's request, since the average episode of Doctor Who is dark compared to the average MLP:FIM episode.