After the beginning of a bloody war ruins an era of peace that had spread across Equestria, Princess Celestia calls upon the aid of a mysterious race beyond the walls of reality.
After getting the chance to play a new beta MMORPG known as Equestria Online, Tyler, in the form of his new character, Neydra, begins to discover that a simple game is more than lines of code. After an invasion kills one of the princesses and embeds the newly formed Element of Magic within their chests, they must embark on a journey to restore the Elements of Harmony to the lands and end the war plaguing the world.
Meanwhile, a new evil stirs on the edges of the world, a horrible pony who wishes to control the world through fear and evil to accomplish their own desires.
If you came here looking for a SAO crossover, you might want to look elsewhere, as this does nothing more than take slight inspiration from SAO.