The title is a play on the words "quarentena" (quarantine) and "40," likely referencing the artist's age or the number of tracks.
The lyrics, composed by and Kadu Brunhera , tell the story of someone who has finally overcome a painful breakup and is now setting firm boundaries with an ex-partner. Eduardo Costa - Quarentena (#40 TENA) DVD - eBay VAI VIVER A SUA VIDA | Eduardo Costa (DVD #40Tena)
The song gained renewed popularity through the DVD and album, a project recorded during the COVID-19 quarantine period. The title is a play on the words