Twilight Sparkle, one of the foremost mages of the Solar Dominion, is sent on a mission to cross the borders of the Lunar Soveriengty and retrieve a long-lost item of great power. But those lands are dangerous, and magic alone cannot pull through.
Celestia and Luna are on the verge of confronting Discord, but Celestia doesn't feel they are ready just yet. To even the scales she sets off to find a creature only mentioned in one anceint text.