Menthe - la bienheureuse is a Danish short film of the Danish director Lars von Trier from 1979. The film is based on the sadomasochistic novel by Dominique Aury , Story of O , and tells the story of a voluntary female subjugation . The production is produced in black and white, the second by the famous artist.

"O" is a talented photographer in her late twenties with a promising career ahead of her. She is torn, however, between the tasks financial realities are forcing upon her and between her own artistic aims. Encouraged by her boyfriend, Rene, "O" decides that she should pursue her artistic passion without reservation, setting aside financial realities until she has completed her very beautiful, avant-garde book of original photos. In hopes of enabling "O" to focus her energies on the book, Rene introduces her to a mysterious benefactor, the wealthy and powerful Sir Stephen. What starts out as a promising arrangement, turns out to be self-destructive for "O". She allows outside influences to corrupt her artistic vision, as she is drawn into a seductive world of deceit, power, and eroticism.