The film covers an academic year, beginning with the teachers gathering for the autumn term, introducing themselves to each other and being welcomed by the principal, an unsmiling figure wearing rimless glasses. Francois is a tough but fair teacher working in one of France';;s toughest schools, and his honest demeanor in the classroom has made him a great success with the students. But this year things are different, because when the students begin to challenge his methods Francois will find his classroom ethics put to the ultimate test..