After having a horrible nightmare, Twilight Sparkle fears that Nightmare Moon will return. This time she won't be with Princess Luna, no she will be with Twilight. To stop from her friends and family, and all of Equestria for that matter, from getting hurt Twilight must do something she has never done before. With Luna and Discord being the only ones that know what is going to happen, they help the newest princcess as much as their powers allow the. But can anypony stop pure evil when it has it sight set on an entire country?