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.

Claudio and Helena are on the verge of breaking up, until the couple experiences another strange phenomenon that looks to help them understand one another more.

Reunited for their mother’s funeral, four sisters – Selma, Regina, Laura and Lúcia – find themselves forced to divide much more than an apartment in Copacabana. While dividing the articles, the sisters compare options, destinies, lifestyles, and expectations. The turbulent sale of the apartment represents a turning point in their lives: they know they have never been so deeply involved as accomplices, or as sisters.

A 50 year-old woman who analyses her past. She pictures herself when she was 20 years old and she re-creates the story of her life through a game of innumerous possibilities. What if she wouldn't have gone to that ball? What if... instead of meeting the man of her life, with whom she married and had kids, she would have called a girlfriend and they went to the theater? What would be her destiny? What would have happened? In the plot the present talks to the past. A young woman projects her future in a fascinating game between memories and desires.