When the ponies of Equestria discover the world of Earth and its inhabitants, the humans, many see them as a species of filthy mongrels, worth of annihilation and conversion. Then, they make one wrong move that would tear two worlds and two species apart into shreds.

They begin a war with humanity.

Now, it has been two years since that war began. The human world has changed. Many great cities have been destroyed and their occupants forced into conversion. However, the spirit of humanity still burns bright, and the United Nations plans an offensive that will change the state of the war.
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In Equestria, Twilight Sparkle is lost. Her teacher, Princess Celestia, lost in delusions of conquering humanity as a whole. Luna has long left Canterlot, in protest to her sister. Cadance and Shining have refused to join the Equestrians, and have sealed the Empire. But during a fateful trip to the Canterlot archives, Twilight discovers a secret that will shake Equestria to its core, and force a schism that will decide both species's destiny.
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Teen fore gore and swearing. Will have elements from Ghost Recon and other shooters.