"Can't you show me your grandchild soon...?" I was shaken by the words of my father-in-law. The four of us decided to go on a hot spring trip, and my father-in-law asked me to use the hot spring atmosphere to encourage him to have a baby, and ordered me to abstain from sex for one month until the trip. However, my wife was not interested in having a baby, and no matter how many times I asked her, she refused. While I was wandering around the inn trying to distract myself from my frustration, I happened to see my mother-in-law taking a bath...