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 track is pure bachata drama told as a dialogue between two friends sitting down for a talk. Romeo Santos (lead singer of the Dominican group Aventura) talks about how completely in love he is with his wife, calling her "la dama perfecta" ("the perfect lady"). Meanwhile, Don Omar confesses that he is having a secret, guilt-ridden affair with a married woman: "Dos locos viviendo una aventura castigada por Dios" ("Two crazy people living an affair punished by God"). Romeo tries to be the supportive friend. He repeatedly urges Don to fight for his romance with "Oye mi pana, lucha por amor" (pana is everyday Caribbean slang for a close buddy or pal). Romeo insists that true love should win, completely oblivious to the trap he is setting for himself.
Then comes the massive twist that turns the whole conversation upside down. Don Omar realizes the horrifying truth and finally admits: "Salí con tu mujer" ("I went out with your wife"). The very woman Don was seeing behind closed doors is Romeo's wife. Romeo instantly loses it, connecting the dots on all her fake trips: "Ya veo que todo era mentira cuando ella me decía / Que se iba pa' Puerto Rico a vacaciones con su amiga" ("Now I see that everything was a lie when she told me / That she was going to Puerto Rico on vacation with her friend"). He even rattles off the exact Puerto Rican cities where they sneaked around, like Bayamón, Isla Verde, and Carolina. By the end, the friendship is wrecked beyond repair, leaving Romeo furious ("los odio a los dos" / "I hate you both") and Don Omar walking away with nothing but regret.