The end of the relationship was as dramatic as the song suggests:
Joaquín Sabina - 19 Días y 500 Noches lyrics translation in English Joaquin Sabina - 19 Dias Y 500 Noches (Video Oficial)
The song captures a moment of total vulnerability where he felt like "a dog of no one barking at the doors of heaven". Shortly after the album's success, Sabina suffered a stroke (infarto cerebral), making this song the "swan song" of his wildest era. The end of the relationship was as dramatic