Благородная леди, связанная с вазой / Noble Lady Bound Vase\Kifujin shibari tsubo (1977)

A wealthy land-owner “buys” his wife in order to pay off her father’s debts. Of course, hubby is into rope-bondage and rough-sex, and wifey ain’t. Six months of marriage goes by and the husband’s overbearing sister comes for a visit (who it is alluded has shared a sexual relationship in the past with her brother), and she begins meddling in the couple’s relationship when she catches the wife passing messages to a lover via one of the male housekeepers (who is also in love with the wife). Husband is alerted to the relationship by his sister, and both wife and houseboy are confronted and punished. Wifey eventually realizes that she has come to love and crave the rough treatment that she used to loathe..