To support my wife as her due date approaches, my mother-in-law, Yurina, has come up to Tokyo from my wife's hometown. Thanks to this, our family relationship is good... or so I thought. But then she ordered me not to masturbate for a while because she can't stand the idea of me getting pleasure alone. A few days later, as I was hiding in the bathroom to masturbate, Yurina suddenly opened the door. Caught off guard by the sudden situation, I was flustered, but knowing the circumstances, Yurina apologetically offered to help me, which was an offer I couldn't refuse...
