Walter, an aspiring musician from Madrid, has a lot of troubles. After finding a videotape, he learns something which will alter his whole life, and put his Madrid problems on hold. In the tape, a Cuban woman confesses to being his mother. She is waiting for him in Havana. Walter goes to Havana to see his mother. There, the plot thickens with the addition of the mother's daughter, and a Spanish airline crew member, who round out the quartet.

Walther (Ernesto Alterio) es un joven apasionado de la música que se gana la vida limpiando los cubos de basura de un local de jazz en Madrid. El embarazo de su novia y la muerte de su madre no es nada cuando recibe el vídeo de una mujer cubana que le confiesa ser su madre. Este hecho le anima a ir a Cuba, momento a partir del cual tendrán lugar todo tipo de enredos.