In order to take care of my pregnant wife, I decided to live with my mother-in-law, Yumi, for a while. I thought that this would calm my wife's maternity blues, but she got angry at me for always staring at her body and finally told me to abstain from sex. Yumi, worried about me, gave me a massage, but when she found my genitals, which were unbearably erect, she gently touched me and made a seductive suggestion, "Would you like me to massage this too?"...