My mother-in-law, Shoko, is staying with us for a few months to support my pregnant wife. Just when I thought my wife's frustrations had been relieved thanks to Shoko, she saw me masturbating in the bedroom and told me to abstain from sex. One day, I was feeling down from the abstinence, and Shoko embraced me tenderly. I couldn't help getting an erection at the sight of her defenseless chest, but she made a tempting suggestion to me, saying, "You can rely on me even at times like this..."