Originally popularized by Althaír & Alexandre, the song has been covered by numerous artists, including Leonardo & Eduardo Costa (as part of the Cabaré project) and Sandro Lúcio .
The song describes love as a "laço aberto" (open lasso), portraying it as something tempting and inevitable that "catches" people even when they know it might lead to mistakes.
If you are looking to play it, the song is typically played in the key of F major or C major , using a "rock abafada" (muted rock) rhythm.