"En Una Ciudad Cualquiera" is a song about a love affair that takes place in any given city, in any given room, where love is bought and sold at a price. The lyrics convey a sense of anonymity and emptiness associated with a city, where the drive for money is the basis of all human interaction. The song's protagonist is a "nobody" who longs for a deeper understanding of love and to find a way to ease his pain. He falls in love but, unfortunately, his love interest leaves him with a feeling of emptiness and loneliness. He uses money to buy love but realizes that it only leads to more heartbreak. The lyrics describe the temporary nature of love in such a city, with people looking only for temporary satisfaction with no intention to commit to anything real. It is a story of a love that ultimately gives nothing back, leaving the protagonist feeling lost and unfulfilled. Overall, "En Una Ciudad Cualquiera" shines a light on the superficiality and emptiness of city life, particularly when it comes to love and relationships. The song suggests that true love cannot be bought or sold, and that it is the only thing that can fill the emptiness of a life lived in a city.