Twilight changes Star Swirl's time spell to travel back to the past once more. She ends up in the Pre-Equestrian era and unwittingly saves two fillies in the process. Little did she know what teaching them magic can do for the fate of Equestria.
Scootaloo had been without a family for a very long time. She has never told anypony about her situation. It isn't until a certain purple unicorn learns about her origins that she discovers what a family truly is.