Twilight Sparkle may be the smartest unicorn in Equestria, but there's more to life than learning magic. So Princess Celestia sends her to Ponyville on a mission to make friends. There, she meets Rainbow Dash, Pinkie Pie, Applejack, Rarity, and Fluttershy. In all their exciting adventures together, the ponies learn important lessons about friendship, as they discover that friendship is the most powerful magic of all.