This holiday, Mayuki invited her husband to go out but he led her to his parents -in -law's house. The mother -in -law passed away, only her father -in -law lived alone in this large house. He wanted to meet his grandson soon, but for two years, when he had no sex, he did not get his children. Just back home, Mayuki's husband left her to go out with friends all day, leaving Mayuki alone alone. Long time no fuck, Mayuki had to masturbate to ease the horny attack. And father -in -law witnessed everything. He wanted to replace his son's sexual satisfaction. Although he refused at first, his father's big dick easily made Mayuki peak from time to time. She gradually conquered by her father -in -law's dick, actively came to her father -in -law to be satisfied. And during a week staying here, Mayuki's husband always went out to play with friends, and Mayuki and his father -in -law freely enjoy sex with each other for a day ...