In the center of a touching English film is the fate of a wealthy woman living in the very center of London. The heroine of the film “Duke of Burgundy” has long been lonely, but this does not bother her at all. Cynthia gives herself all to her hobby - collecting rare species of butterflies. She does not even have time for household chores. But this does not seem to her something problematic - the heroine hires a servant who is engaged in maintaining cleanliness. All staff is a young girl who perfectly performs her duties. But this woman soon seemed a little, and she began to force the maid to fulfill requests of a more personal nature. A passionate romance broke out between them, during which Cynthia purposely dominated and specifically suppressed the personality of the worker. However, the maid herself at first took this love game with enthusiasm, not even knowing what fate she was destined for ... The relations of the two lovers are gaining more and more rapid pace, but soon reach the point when the heroines can no longer be together. What will result in a love affair filled with humiliation and pretense?