A thousand years after the events in Ponyville, Spike wakes up to find the world a very different, dangerous place. Now he has only one question, and his quest for the answer will take him across Equestria: whatever happened to Twilight Sparkle?
Sombra. The name is synonymous with cruelty and hatred. Today, he is remembered as one of the greatest monsters in the history of the world, a tyrant that brutally tormented those under his power - and he has a message for Twilight Sparkle.
Octavia Melody has performed for hundreds of audiences across Equestria, and left every one breathless. Tonight, she performs for royalty. This is not her story.
It is the 41st Millenium. In the Imperium's hour of need, the unfathomably powerful psychic presence of the Emperor of Mankind casts itself through the Warp, searching for the salvation of his people. What he finds is... Equestria.