Due to the death of her mother-in-law, Rieko has to live with her father-in-law. - I decided to play a little prank on my father-in-law, who has been staring at me like he's licking me lately. - She wears revealing clothes and does housework to show off to her father-in-law. - Rieko was secretly excited when she saw her father-in-law being confused. - One day, when Rieko saw that her father-in-law was going out, she started masturbating using his father-in-law's underwear. - Unfortunately, her father-in-law saw her. - She goes to her father-in-law who is hiding in his room and tells him to keep it a secret, but Rieko asks for it and ends up having an affair with her father-in-law. - A few days later. - Her father-in-law treated Rieko as if nothing had happened. - Rieko's desire to experience her father-in-law's powerful act once again seemed like it was about to explode. - She does housework in front of her father-in-law almost half-naked. - However, my father-in-law did not react and headed to the bathroom. - Rieko looked a little lonely, but her father-in-law called her from the bathroom. - When I hurriedly headed over, my father-in-law was waiting for me with his crotch swollen. - Rieko smiled happily and knelt down to suck her father-in-law's thing...