The film was a commercial success, grossing over 19 million dollars at the Italian box office.

A group of forty-somethings meet again after many years; they had been classmates in high school (liceo classico), and haven't met since.

One day they receive the news that their final exams have been invalidated for bureaucratic complications.

The protagonists organize study sessions during the summer, during which they have the chance to relive the passions of the past, which now only teenagers can remember and try.

In 2017 Mediaset announced the TV show Immaturi la serie[citation needed]