On a random night, Marco and Laura meet at a karaoke bar and sing the song "Evidências" together. Since then, they fell in love and formed a couple that seemed perfect, until the moment they said “yes”. Without understanding what happened, now, every time this song plays, Marco will travel through his memories with Laura.
Iolanda, a widow who is the matriarch of a large and complicated family, is the hostess of a large party in a mansion that brings back many memories. The celebration is marked by a barbecue with lots of gossip and fun among old friends.
When a dying man receives a kiss from a bereaved man who tries to save him, the man is jailed as a homosexual. He is released from jail, but his life has been ruined by the incident -- and the man eventually is killed by his own father-in-law. The kiss that resulted in the eventual persecution and death of the man is never shown in this plodding, downbeat drama.