Mother-in-law, much better than nyoko's wife... Rieko Hiraoka
Rieko lost her husband at a young age and moved in with her daughter and her husband. She is on good terms with her daughter's husband, Shinji, and they live happily, though in an ordinary way. One day, Rieko witnesses a dispute between her daughter and Shinji about sex. Apparently, her daughter is not good at sex and keeps refusing Shinji's requests. Concerned, Rieko discusses the matter with her daughter, but her daughter does not listen to Rieko. Then, by chance, Rieko runs into Shinji comforting himself. Startled and upset, Rieko takes an unexpected action. Rieko grabs Shinji's foolishness, saying, "My daughter's responsibility is also my responsibility as a mother..." At first, it was just a hand job, but then Rieko starts to get a little too close to him. At first it was just a hand job...but then came the blowjob...and even sex.... Rieko desperately tries to resist Shinji, but....
