My son's wife, Yui, is a very good girl. She is always cheerful and energetic, and takes care of me without a single unpleasant look. Just looking at Yui makes me feel better. I'm alone with her all day... One Yui, Yui approached me in a defenseless state, and I couldn't help but touch her white, soft-looking breasts. Yui looked shy, but she didn't refuse and smiled, and my vagina reacted for the first time in a long time...