I'm staying at my brother's house because of work.My brother and I have different lifestyle rhythms, so we don't see each other much, but my brother-in-law Iori-san treats me very well, so I was excited every day.That's no wonder, since long ago when my older brother introduced me to Yoori-san, I too had fantasized about having such a wonderful wife.One day, when my work schedule changed and I came home, Iori was masturbating alone while watching erotic videos.I tried to leave quietly, but Yoori-san noticed me.When I escaped to her room, Yoori-san came.I nodded when asked if she had seen it.I shake her head when I say that I despise her.And I was so nervous that she confessed that she liked Naoko.Then Yoori-san, will you keep the things you saw a while ago a secret?she asked.She nodded, of course, but instead of keeping it a secret, she quietly closed her eyes and brought her lips close to mine...