En juego literally translates to "in play" or "in the game", but it's a common and powerful idiom that means "at stake" or "on the line".
In this dramatic song, the singers describe the gravity of their secret love affair, exclaiming "Hoy tu vida y mi vida está en juego" (Today your life and my life are at stake). This phrase raises the tension, suggesting their forbidden romance has serious, life-altering consequences.
Talk about getting straight to the point. Argentine pop duo Pimpinela cuts through any polite small talk with the very first line: "Ya no puedo vivir así, durmiendo con él y pensando en ti" ("I can't live like this anymore, sleeping with him and thinking of you"). The premise lays out a tangled secret affair where one partner is ready to risk it all while the other pumps the brakes. She feels revived by the excitement, singing "A tu lado soy libre de nuevo" ("By your side I am free again"), but the guilt of living a double life is eating away at her sanity.
What makes this track fun is the conversational tug-of-war. Notice how she uses the classic idiom "jugando con fuego" ("playing with fire") to describe their forbidden setup, and urgently warns, "Hoy tu vida y mi vida está en juego" ("Today your life and my life are at stake"). In Spanish, the phrase "estar en juego" literally means to be in play, but here it means everything is on the line. While she begs for honesty and action with "No me hagas esperar más tiempo" ("Don't make me wait any longer"), the counter-voice keeps urging patience: "Amor, no nos apuremos" ("Love, let's not rush"). It is a dramatic, high-stakes lovers' dispute that puts everyday Spanish relationship vocabulary front and center.