Professor Leônidas Jau is an enemy of football, and in conferences and articles he throws all his hatred against the sport. Friendenreich, his son, however, loves the sport. Leonidas then has a falling out with his son, which may be saved.

A man is looking for a radio singer named "Dulcineia." For this, he goes through the biggest hassles and problems. The plot, in fact, is an excuse for the exhibition of the musical numbers of the greatest Brazilian Radio artists.