Traición translates to "betrayal", a powerful word that captures the heart of this song's dramatic storyline.
"Ella y Yo" is famous for its narrative style, telling the story of a shocking love triangle that ends in a painful confrontation. The line "Una traición... Perdí un amigo por la tentación" (A betrayal... I lost a friend to temptation) reveals the ultimate consequence of the affair, making traición a central and emotionally charged word in the song.
This song is basically a whole soap opera in five minutes! It's a conversation between two friends, and one of them, played by guest artist Don Omar, is confessing to a secret affair with a married woman. He describes their love as "una aventura castigada por Dios" (an adventure punished by God) and a "laberinto sin salida" (a maze with no exit). He's torn between his passion for this woman and the fact that she belongs to someone else.
His friend, played by Aventura's lead singer Romeo Santos, listens and gives some pretty surprising advice. He tells his friend to "lucha por amor" (fight for love), suggesting that maybe the husband doesn't truly have her heart. But then comes the big twist. The cheating friend admits something huge: "Admitiré que salí con tu mujer" (I will admit that I went out with your wife). It turns out the woman he's been seeing is his best friend's wife! The song ends with pure shock and betrayal, as the husband realizes the lies and says, "Que te perdone Dios, yo no lo voy a hacer" (May God forgive you, I'm not going to do it).