Saki, a 20-year-old vocational school student

【専門学生さき20歳】最高のドMっ娘【リーマン46歳】
[Saki, a 20-year-old vocational school student] The ultimate masochist [46-year-old office worker]
【20岁的职业学校学生咲】终极受虐狂【46岁的上班族】