Because of my work, I was on a business trip to the area where my brother lives for several months, so I decided to stay at my brother's house. My brother's wife, Rieko, was a gentle woman and I liked her. However, I was nervous because I met only a few times a year. However, due to the shift, it was reversed day and night, so I inevitably talked with my brother Rieko more often. I'm not a very talkative person, so I listened exclusively to Rieko-san. I heard about recent stories, neighborhoods, and complaints about my brother. Occasionally, the story of my brother's business came out and I was wondering if I wasn't satisfied. One day, when I got home on the last train due to a late-night shift, I saw Rieko-san, who was somewhat moody in a pitch-black room. I tried to go to my room if I shouldn't see this, but Rieko found it, and it made me feel awkward. Rieko who came to my room after that. I told him to keep it a secret, and I confessed to Rieko-san that I liked it and hugged him. Maybe Rieko was confused too, and closed her eyes asking me to do what I wanted to do under the exchange conditions. Slowly lap my lips, the reason I had endured until now flew away and I was always looking for her until morning ...