My only son got married and I had a new family. My son's marriage partner is as young as 26 years old, and I liked Rin-chan, who has a good feeling, at a glance. One night, when I passed in front of my son's bedroom, the sliding door was a little open, and I happened to hear the conversation between them leaking from there. From this day on, the gears of our family started to go crazy ...
