As Twilight Sparkle wakes one day, she discovers something very strange. Her friends have all gone missing. Fluttershy, Pinkie Pie, Rainbow Dash, Applejack and Rarity have all gone missing, and nopony has seen any of them since the day before. But that is not all that disturbs her. Not only are her friends gone, but five mares have shown up; all claiming to be Twilight Sparkle herself.