It had been only a month since the attack by Tirek, and all seemed normal in and of itself. Twilight Sparkle is now the established princess of friendship, with her new crystal rainbow castle to symbolize the very essence of friendship and love...However, the event did not end completely without consequence.

Thanks to the absence of Alicorn magic for that one quick moment, the king of crystalline shadow, Sombra, had managed to resurrect himself from the grave of the icy north...and now, He is seeking revenge on those who stood against him on that faithful day.