Fresh out of his degree in America, Carlo returns to Rome and his father hopes that he will take over the family business. Carlo, however, is passionate about rock music and spends his evenings at the disco with three friends who play with him. It was during a concert that Carlo met Elizabeth, an American girl who was studying ballet, and they fell in love. A love destined to encounter various difficulties, between her failure to admit her to the exam and the risk that his group will break up: the protagonist will be faced with a decision about his future.

Two Roman boys, lazy and unhappy with the life they lead, dream of escaping by moving to Brazil, also involving a third friend, who works in his father's pastry shop.