Marina Honda, 51, from Ibaraki Prefecture. A refined and beautiful housewife who looks younger than her age, she still maintains an active sex life with her husband. A devoted mother of three, she leads a normal daily life. However, she harbors a secret longing within her family life. "I actually feel the strongest desire during my period, but my husband really dislikes it..." Today is day three of her menstruation, a time when her frustration is especially intense. We'll fulfill her deepest fantasy by giving her the ultimate orgasmic sex she's truly been craving.