A man in charge of a publicity campaign for bananas decides to kidnap the Queen of 'Bananaland', a tropical island paradise, and take her to Rio, where she falls in love with a member of Carmen Miranda's backing ensemble, 'Bando da Lua'.

A precious necklace is stolen during a convention at Quitandinha Palace, a hotel in which a wives conference is deciding whether or not unfaithful husbands should receive the death penalty.

The film narrates the adventures of the trickster Juca Moleza in the carnival while he has to deal with the consequences of the scams he applied to people of high society.