The series stars a unicorn pony named Twilight Sparkle, a student of Princess Celestia, the ruler of the magical land of Equestria. The princess gives Twilight the task of learning about friendship and sends her and her assistant, a young dragon named Spike, to Ponyville. There, they meet some interesting ponies, including action-loving Rainbow Dash, glamorous Rarity, hard-working Applejack, timid Fluttershy, and hyperactive Pinkie Pie. Together, they go on adventures, solve various problems, and learn about the magic of friendship. The series has generated a cult following, whose members are often called bronies.