My wife and I have a secret that my wife can never tell. If you get caught, it's an affair that destroys everything ... but I love both of them. My wife and sister-in-law love me ... Even if I know it in my head, I can't stop living in tension. Thrills amplify excitement and jealousy burns sex. Besides, my sister-in-law has a nastyness that my wife does not have. The best woman to flirt with. I wish this wonderful SEX life would continue forever ...