The Piano Teacher (2001) DVD

The Piano Teacher is a powerful and controversial drama from award-winning Austrian film-maker Michael Haneke (Funny Games, Code Unknown). 

Isabelle Huppert gives a performance of astounding emotional intensity as Erika Kohut, a repressed woman in her late thirties who teaches piano at the Vienna Conservatory and lives with her tyrannical mother (Annie Girardot), with whom she has a volatile love-hate relationship. But when one of Erika's students, the handsome and assured Walter Klemmer (Benoit Magimel), attempts to seduce her, the barriers that she has carefully erected around her claustrophobic world are shattered, unleashing a previously inhibited extreme and uncontrollable desire.