you're not allowed to have sex with your wife's mother. hanabayashi aya

She lost her husband two years ago, and since then she has lived together with her daughter. The working daughter married three months ago, but she continued to live with the couple and now lives with their daughters. I had some trouble with you. She had a habit of consoling herself by looking at the work of her daughter and wife. In the past, couples were only allowed to do normal things because they didn't want to. Aya, who only knew how to do it, was shocked by the way his daughter and wife did. one day, aya was found by her daughter's nephew...