Northern Equestria's Crystal Empire has reappeared after being afflicted with a curse that made it vanish for 1, 000 years. Princess Celestia asks Twilight Sparkle and her friends to protect the empire from disappearing again.
After Princess Celestia commissions her to keep Crystal Empire from vanishing again, Twilight realizes that she must find the missing Crystal Heart in order to restore the empire's reputation and strength before it disappears again.
The Cutie Mark Crusaders are crushed when Apple Bloom's cousin, Babs Seed, rejects their invitation to become a fellow Crusader and instead joins Diamond Tiara and Silver Spoon bullying them.
Rainbow Dash tells scary campfire stories, which give Scootaloo nightmares, but Scootaloo doesn't want to tell anyone about her bad dreams for fear of being made fun of.