“Kyo, could you abstain for a month before the trip?” My in-laws’ sudden request left me baffled. What was supposed to be a private family hot-spring getaway had apparently become an opportunity for them to push me and my wife to conceive. I obeyed and abstained until the trip, but the pent-up desire became unbearable. When I headed for the baths to calm myself, I accidentally entered the women’s side and caught sight of my mother-in-law’s seductive naked body in the water. I lost control and repeatedly filled her, leaving me with an unthinkable secret from my wife...