Sadistic Yoga (2007)

2 (2)

The female instructor Mariko gives yoga classes at a high-class club in Tokyo. She has a crush on Rika whom she gives private lessons to. When she notices bruises on Rika's body, Mariko learns that the young woman is involved in a highly abusive S&M relationship with her husband. In order to gain the affections of her student, Mariko decides to take revenge against Rika's husband.

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