After a dark force conquers Canterlot, the Mane 6 embark on an unforgettable journey beyond Equestria where they meet new friends and exciting challenges on a quest to use the magic of friendship to save their homeland.
Merliah, the surf girl and enchanting mermaid princess, gets her ticket to success for the ultimate surfing tournament; however, when her magic necklace gets stolen, Aquellia will be in danger. Will she believe in herself to save the day?