No Matter What Happens, I Cannot Let My Wife Know That I Fucked My Mother In Law. I Lost Control Of Myself And Gave Her Creampies On An Overnight Hot Spring Trip. Umi Natsukawa.

"Taiki-kun, please... Could you abstain from sex for the month until the trip?" I was bewildered by my father-in-law's sudden request. It was supposed to be a family hot spring trip, but instead, I was asked to make a child with my wife. However, my wife had no interest in having a child and refused every time I tried. Wandering around the inn trying to calm my pent-up desires after the period of abstinence, I accidentally caught a glimpse of my mother-in-law's alluring figure as she bathed...