Mariana is a young woman from the interior of Minas Gerais who leaves for Rio de Janeiro in search of a man who seduced her and got her pregnant. But the rascal man gave her the false address, with only a photo as a reference. Staying at an uncle's house, she is faced with the difficulties of living in the big city, seeing that finding her husband in Rio is like looking for a needle in a haystack.

Coronel Januário's goddaughter, Maria Fausta, is having a secret affair with João do Carmo. While her godfather is engaged in his political campaign for mayor of the city, the couple disappears. Galdino, an accordionist who is secretly in love with her, goes looking for them.

An elderly head of the family, unlike his family—wife, daughters, future son-in-law, and servants—horrifies Carnaval, forming a humorous contrast. But, in need of money, he finds himself forced to accept the demands of an old Luzitano, who will only lend him money if he joins his group and joins the revelry.

As a baby, Carlos was abandoned in the church at the feet of Holy Mary, raised by the priest, and consecrated to her. As a child, he falls in love with the daughter of the Commander, the local landowner, who is already promised to the son of a ruined count.

Roberto is blind and tunes pianos, isolated from the world and hurt by having abandoned his promising career as a pianist due to the accident that took his sight. One day, Roberto meets Suzana, the great love of his life, and his old passion returns with full force. But there's a problem: Suzana's engagement could put everything to ruin, separating the passionate couple once again.

Three couples, two already living in Rio; and the third, with 'the one who hates carnival', coming to visit an aunt. One of the women bets that all husbands are unfaithful. They send invitations to their husbands to the carnival ball. They find a pretext to be able to attend. They, in turn, go in disguise, just like the maid. Hence the confusion at the ball, each one dating the other's wife.

A Brazilian musical comedy