The movie is about a student in Turin during the 1920s moved up from the earlier versions and his love for a a seamstress The student Mario is played by Walter Slezak the girl Dorina by Carmen Boni The femme fatale Elena Elena Sangro threatens the relationship When school days end seen here as a kind of transitory idyll it is farewell to youth as the title states and a melancholy goodbye to youthful romances as well to allow new lives to take form