To take care of my injured father-in-law, I invited my in-laws on a hot spring trip. However, my father-in-law, eager to see his grandchild, seemed to view this trip as more of a baby-making getaway for my wife and me, which put some pressure on me. Following his instructions, I had abstained for a month, but unfortunately, my wife got her period… Just then, finding myself alone with my mother-in-law, I couldn't control my rationality when faced with her flushed cheeks and the white skin peeking from her yukata, and I lunged at her…
