The Great War had ended with the conquest of Equestria. Forced to flee, Celestia and Luna settle in New Mareland to try and prepare for the liberation of their homeland.
Dark forces gather in the frozen north of Griffonia, prompting an ancient order of knights to call for Celestia's aid as she had done many centuries ago.
Celestia heads north, seeking to redeem herself once more.

Set in the Equestria at War universe, a mod for the grand strategy game Hearts of Iron IV