Pesadilla translates to "nightmare". It's a powerful and evocative word that instantly communicates a sense of dread and suffering.
In the song, the singer cries out, "De esta pesadilla que alguien me levante" (Someone wake me up from this nightmare). He uses this word to metaphorically describe the unbearable pain of his breakup, portraying his life without his love as a terrible dream he's trapped in. It's a dramatic and highly emotional word that perfectly captures his desperation.
Ever been told that "out of sight, out of mind" will fix a broken heart? Grupo Frontera and Gabito Ballesteros call that out for the lie it is. The song starts by rejecting that old saying: "Dicen que ojos que no ven corazón que no siente / Pero se contradicen" (They say what the eyes don't see, the heart doesn't feel / But they contradict themselves). The singer hasn't seen his ex in months, but he can't stop thinking about her. Friends tell him to give it time, but he's not having it, complaining that "el tiempo todo sana / Ese cabrón no cura nada" (time heals everything / That bastard doesn't cure anything).
This isn't just a sad song; it's a warning to his friends. Don't invite him out, don't offer him a drink, and definitely don't introduce him to other women, because it all leads back to her. He says he always finds her "al fondo de la botella" (at the bottom of the bottle) and that other women just aren't her—"y yo la quiero a ella" (and I want her). He's stuck in a loop of wondering what she's doing and who she's with, admitting that the love of his life now hates him. It's a blunt and honest look at being completely unable to move on.