[BF-611] I did the out many times without going against the younger sister of the wife who pretended to care for me who had a fight with the wife and seduced it. Rei Kurumeki

Even before we got married, my wife's sister, Rei-chan, used to play with the three of us. You're so cute. I thought, but I was never conscious of it as the opposite sex. Until that day. One day after three years of marrying my wife, I, who had quarreled with my wife and left home, came to Rei-chan's house without any way to go. "Hey... Why did you marry your sister? Can't I? I thought it was a joke. Rei-chan was boldly tempted... I couldn't refuse.