I Can't Tell My Wife That I Impregnated Her Mother-in-law.... -Me, Who Forgot Myself And Cum Inside All Over The Place On A 2-day/1-night Hot Spring Trip. - Marina Momo

'Kenichi-kun, don't you think it's about time you showed me a grandchild's face?' I couldn't hide my shock at my mother-in-law's words. It was supposed to be a fun hot spring trip with the whole family, but I never expected to be asked to make a baby with my wife on top of that... I followed my mother-in-law's instructions and went through a month of abstinence, but on the day of the hot spring trip, my wife refused to try for a baby. Trying to distract myself from my pent-up feelings, I wandered around the inn and accidentally caught a glimpse of my mother-in-law bathing...