Minty meets a runaway rainbow princess whose kingdom has been conquered by King Sombra. Now Minty, Princess Rarity, and friends old and new must unite to save Unicornia, the Crystal Empire, and all of Equestria.
The Cutie Mark Crusaders knock a baseball into a stallion's yard. After he refuses to give it back, Sweetie Belle decides to do the only thing that she can think of in order to get the ball back: become friends with the one who has it.