Anna Vinci is a teacher at a public school in Milan. Following disagreements with the school headmaster over some students, she is fired. In order to try to get her job back, she decides to travel to Rome to meet Mr Battistoni, with whom she had previously had an affair.
Due to a misunderstanding with the secretary Sgarbozzi, Anna will instead be directed to the MP's villa, where the latter will try to hide her from his strict wife.