my wife is the widow next door, murakami ryoko.

There was a family with three brothers and four fathers, and a beautiful widow Ryoko who lost her husband two years ago. Since the time when they had been friends with each other, Ryoko is now in a position to help them with their housework. One day, Ryoko visited her neighbor's house with souvenirs for a trip. There was no one who had been aware of it until just now, and instead the tissues that were left messy. Among them, Ryoko discovers the lost panties. He is the third son of a neighbor who apologizes to her in a bad way. I was going to clean up this matter by the secret of only two people, but the relationship between the good families was about to collapse ....