With a new confidence and outlook on life gained by Rainbow Dash's sisterhood, Scootaloo successfully tells off Diamond Tiara and leaves her bullying without a leg to stand on. Desiring revenge, the evil filly pens a story of betrayal, cruelty, murder, and Neo-Nazism meant to make Scootaloo fear and loathe her new big sister. However, by a twist of fate, it is Rainbow Dash and not Scootaloo who reads the story. And so Rainbow Dash must be the one to suffer in order to spare her beloved little sister.