The song "Vale La Pena Volver" by José Luis Rodríguez talks about the deep longing and emptiness that comes with being separated from a loved one. The singer describes how life feels bitter and desolate without their partner, and how even moments of happiness feel like hell without them by their side. They reflect on the nights spent without their loved one, realizing that they are not the same without them. Despite the pain of separation, the singer believes that it is worth it to return to their loved one. They acknowledge that they will love and cherish their partner even more, and that being together again is something they are willing to fight for. The song conveys a message of hope and perseverance in the face of adversity, believing that the love between two people is worth fighting for and that reuniting is truly worth it.