At Unicorn University, Comet prefers making kitchen creations in the baking club to playing on the hoofball team, but she tries to do both for the sake of her friendship with Sapphire, however upcoming baking and hoofball competitions may prove to be too much for Comet.

During Unicorn University's Fall Break, the four unicorn friends have a sleepover at Sapphire's barn by the sea, but one of Uncle Sea Star's ghost stories seems to be coming true.

Sapphire is ready to make friends at Camp Explore, but has a hard time connecting to the other unicorn campers since they are all convinced she she is Princess Nova in disguise.--

When her original plan goes up in smoke, Twilight must prove to herself--and her older sisters--that she can come up with another magical way to end the University's annual carnival.