Elena throws a birthday party for Princess Chloe aboard the royal sailboat, but things go awry when they wash ashore a magical isle inhabited by a cursed sea nymph.
A royal family from the Latino Jewish kingdom of Galonia is shipwrecked off the coast of Avalor on their way home to celebrate Hanukkah, so Elena invites them to the palace to celebrate their cherished holiday and learn about their traditions.
When two mischievous spirits try to ruin Dia de los Muertos, Elena teams up with her childhood friend Felicia to travel to the spirit world and save the holiday.
On the eve of Carnaval, Elena attempts to capture Avalor's most dangerous villain and falls into an ancient well of magic crystals, giving her new magical abilities.
Things go awry when newly-elected Magister of Trade, Julio, decides to host his first Feast of Friendship and ancient magic shrinks all of the royal attendees.