Legend says that on Saint John's Eve, humans can enter the magical world of elves and fairies. Elena, a smart, dreamy little girl, doesn't believe in legends, but her father, Duke Theseus, is very ill and she would do anything to restore his health, so she begins a search for Titania, Queen of the Fairies, accompanied by Banker Demetrio and Lisandro, who does everything possible to win her affection.