Akar, a masochistic mother trained by the man called 'Master.' One day, that man orders her to offer her daughter 'Sumire' as a slave. Feeling that she would be discarded if she refused, Akar decides to offer her daughter as a slave. While her daughter is out, Akar seduces her daughter's boyfriend and engages in bondage sex, losing control. Later, Sumire, who witnessed the abnormality between her mother and boyfriend, is also bound and raped, but awakens to her abnormal fetish, causing both mother and daughter to sink into the quagmire of bondage training.＃養老P
