O Costa do Castelo

André (Curado Ribeiro),is a son of a wealthy family who meets a girl called Luisinha (Milu). Luisinha lives at a small pension house with Rita (Maria Olguim) and Januário (João Silva),who are as parents to her, and with mr. Simplício Costa (António Silva),better known as Costa do Castelo, a lazy but highly talented guitar player who together with (Hermínia Silva) reaches success.