Due to work, I ended up being troublesome at my brother and his wife's house. - A long time ago, my sister-in-law came to visit me when I was resting because I had a fever, and we had a relationship just once. - I didn't know what kind of face I should make when I met my sister-in-law for the first time in several years. - When I went to my brother and his wife's home and rang the bell, my sister-in-law welcomed me kindly. - While the three of us were having a drink, my brother said he was going to bed and went to the bedroom. - My sister-in-law kissed me and told me to go to sleep too. - A few days later. - When I returned from work early, my sister-in-law was masturbating. - My sister-in-law called my name at the moment of climax. - I couldn't hold back anymore and hugged my sister-in-law, and she was absorbed in my sister-in-law's body...