This is a story of how the grand spirits of Tyranny and Pride fought in ages long past, battling over the future of the world 'neath stars newly born on a nameless field in the distant north. It is a story of blank skies, of strange endeavors, and of things prehistoric. At least, that's how it starts.

The Crystal Empire makes Equestria look young, and Twilight Sparkle is about to find out just how old Celestia really is.