ALDN-236 My wife's mother and my father Hanakiyo Shirakawa

It's been about 4 years since my wife and I got married. This man is my biological father. My real mother passed away, and I now live with my parents and my wife. And the woman here is the wife's mother. This corresponds to the so-called [mother-in-law]. Sometimes my [mother-in-law] would stay at my house to see my wife, and we lived a peaceful life. However, it must have happened...my father had such a relationship with his wife's mother...At that time, I stood there without making a sound...