“Sho-kun, please… can you abstain from sex for a month until the trip?” I was confused when suddenly asked by my father-in-law. It was supposed to be a hot spring trip with just the family, but I was asked to have a baby with my wife on top of that. However, my wife has no interest in having children and refuses no matter how many times I ask her. Wandering around the inn in the middle of the night, trying to somehow calm my pent-up desires after abstaining, I happened to witness my mother-in-law's alluring bathing figure…