JUQ-166 I can't tell my wife no matter what, I got her mother pregnant... During a one-night two-day hot spring trip, I lost myself and came inside her non-stop. - Kusunoki Kana

"Hideshi, it's about time you showed me my grandson's face," my father-in-law said. I couldn't hide my agitation at his words. What was supposed to be a fun family hot spring trip had turned into a request for my wife and me to have a child... After abstaining for a month as instructed by my father-in-law, the day of the hot spring trip finally arrived, but my wife drank too much alcohol at dinner and fell asleep. Trying to distract myself from my restless feelings, I wandered around the inn and happened to catch a glimpse of my mother-in-law bathing...