It's been half a year since I became Masuo at my wife's home. - My father-in-law and mother-in-law were both good people, and I thought this life wasn't too bad. - However, I ran into a problem. - My wife has always been an indifferent person, and we have never had sex since we started living together. - Because of that, I always get horny. - However, my mother-in-law seems a little natural, or rather, she seems to be inviting me, or maybe it's just my imagination, but I end up following her ass with my eyes... and I want to have sex with her. - When I said no. - I dig into my mother-in-law's underwear and masturbate. - My mother-in-law's underwear that I had hidden away. - I was jerking off as hard as I could in the quiet living room. - However, her mother-in-law sees her...