It has been three years since the Spike the Dragon was defeated in what is now known as the "Eclipse Uprising". The kingdom of Equestria has since healed its wounds, and has been rebuilt to its former glory. However, whispers circulate across the kingdom about the straining relationship between Princess Celestia and her former apprentice, Twilight Sparkle. Still, the kingdom has had a unyielding peace these past few years.

Unbeknownst to the ponies, a new threat is looming just to the south.