With a strange cast of characters Twilight must help prevent a war that has been brewing for over a millennium. It will take everything she and her friends have to defeat the most dangerous threat to Celestia that has ever walked on hooves. It will take more than the Elements of Harmony to defeat the evil that is within the Lunar Republic. There will be twists and turns that will shock you. Blood will be shed as many lives are lost at the hands of one of the greatest evils that walks the night.