A girl losses her mother when she's 6 years old. Now, living with her father, a scientist genious, Cláudia will try to find him a girlfriend.

The publicist Claudio and the housewife and choral teacher Helena have been married for many years, but they do not understand and respect the feelings and view point of the partner. Claudio sees Helena as a shopper and "little teacher of a choral" and Helena sees Claudio as an insensitive and rough man. On the night before the fiftieth anniversary of Claudio, they changed places with each other.

Pedrinho goes hunting in Capoeirão dos Tucanos, the virgin forest of Sítio do Picapau Amarelo, and meets the Saci, who tells him the secrets of the forest and several legends of Brazilian folklore. They work together to free Narizinho from a spell that Cuca put on her.