The year in 1915. One year has passed since the beginning of the Great War, between the entente powers and the Central Powers.

One Imperial German soldier went to an expedition to Canada, and in Vancouver, finds a portal. Kaisers Wilhelm II and Franz Joseph, along with Sultan Mehmed V and Tsar Ferdinand I all go through this portal, and enter into a world known as Equestria. Perplexed by a world of magical ponies, the Central Powers align with Equestria's Princess, Celestia, and we find out how this plays out.
TW: War, Mentions of genocide, Adolf Hitler, and terrorism.