The Mane Six are joined by three others in a quest to use the Elements of Harmony one last time, as a brewing war between Tartarus and the free creatures of the world threatens to destroy Equestria forever.
Twilight Sparkle gets assigned to study the insanity that is Cloud Kicker's life for a sociology report. It's just a matter of surviving her circle of crazy friends, paramours, and disappointed family members to do so.
When a pirate named Captain Jack Silver steals the Elements of Harmony, it's up to Twilight and the rest of the Mane Six to get them back. Soon enough they all find themselves on a swashbuckling adventure to find the SEVENTH Element of Harmony.
Spike is the guest of honour at a high society party important to the Council of Friendship. It'll end in political disaster if he doesn't find a date for the dance. Luna magically disguises herself as his date but ends up stuck in her new form.
Twilight is caught in a storm and rescued by four beings known as the Knights of Tambelon. Their leader is none other than Tirek's brother Scorpan. Secrets will be revealed as well as an evil greater than Ahuizotl.
During a mission with Fluttershy and Daring Do to get the Idol of Boreus, they run into Ahuizotl and one-eyed giants. While they are trapped, Ahuizotl tells them his life story.
Rarity puts her detective hat back on when Discord is framed for sabotage at the Midsummer Theatre. With Megan's help, she'll crack the case wide open.
Scorpan, Thorne, and Rep tell the CMC and their sisters the story of their days in Tambelon's School of Knighthood and the challenges they faced, including bullying from Ahuizotl when he was in Tambelon.