It is the story of two brothers who have rented a boat to survive. Juan Ramón sings like an angel and an entrepreneur decides to take him to Madrid to succeed.

A young miner, married to a lovely woman crippled, lives happily proving to have a wonderful singing voice while hauling trucks in the mine. One day, to hear a clever promoter, gets its hands on an interesting contract to sing in the most cosmopolitan nightclubs, waking him good prospects for a revenue amazement while he meets another woman who might get put endanger their marriage.