JUX-521 Mother of the Bride, Akasaka Luna

Luna, a mother, has been blessed with a good marriage and is now living with her daughter Emi (Izumi Kaede). She has a good relationship with her kind-hearted son-in-law Satoshi, and they are living happily together. However, the loneliness of being single gradually turns into love for Satoshi... Even though she knows he is her daughter's husband, she cannot suppress the throbbing in her body as she begins to become aware of him, and she suppresses the sexual desire that wells up inside her by indulging in masturbation. However, during this time of frustration, Satoshi comes to her for advice about their sexless marriage...