I'm staying at my brother's house due to work. - My brother and I have different lifestyles, so we don't see each other much, but my brother's wife, Chinatsu, treats me very well, so I was happy and excited every day. - That's no wonder, since ever since my older brother introduced me to Chinatsu-san, I had fantasized about finding such a wonderful wife myself. - One day, my work schedule changed and when I came home, I found Chinatsu masturbating alone while watching an erotic video. - I tried to leave quietly, but Chinatsu noticed me. - When I ran into my room, Chinatsu-san came. - I nodded when asked if I had seen it. - When I was told that I looked down on him, I shook my head. - And I was so nervous that I confessed that I liked Chinatsu-san. - Then, will Chinatsu-san keep what he saw a secret? - I heard that. - I nodded, saying of course, and then, in exchange for keeping it a secret, he gently closed his eyes and brought his lips closer to mine...