It's been three months since my father-in-law passed away and we started living together. My mother-in-law suddenly said today that she wanted to be an underwear model. Apparently she had applied without telling us, and when my wife found out about it after passing, she was adamantly against it and called off the discussion. I was very confused, but that night I caught a glimpse of my mother-in-law in her lingerie through a gap in the room, refusing to give up. I was immediately captivated by her expression and appearance, which I had never seen before...