After Rainbow Dash is killed in a terrible accident, her wife and best friend Applejack is beside herself. Lost, confused and struggling to get by day by day for over a year, Fluttershy and Discord come to her aid with an offer she can't refuse.

Everyone knows the story of Nightmare Moon, but what of those who followed her? What of her guards, bat ponies and followers? This is the story of a Pegasus pony, her loyalty to her Princess and the cost of blind devotion.

5 years after the Coronation of Twilight Sparkle, much of Equestria has settled into a sleepy peace. Some new relationships have formed and some things that should not have been forgotten are about to rise to the surface with disastrous consequences.