``Yuu-kun, would you please abstain for a month before the trip?'' My father-in-law suddenly asked me, and I was confused. It was supposed to be a hot spring trip without the family, but he took advantage of it and asked him to have a baby with his wife. As I was told, I refrained from abstaining until the day of the trip, but I couldn't help but feel in agony...When I headed to the hot springs to calm down the desire that had built up that I couldn't control myself, I accidentally entered the women's bath, where my mother-in-law's... Witnessing her sexy bathing appearance...