On a seemingly normal day, Twilight Sparkle and her friends are abruptly taken from their homes and imprisoned by a coalition of foes both old and new. As Equestria, without its Elements of Harmony, prepares to defend itself from its greatest threat to date, the Mane Six will delve into the struggles of the surrounding nations, clash with its rulers, and unearth an ancient secret that could change life as they know it forever. Each must rely on her own strength and faith in her friends if they are to find their way home and save their world.