In order to support my wife as her due date approaches, her mother-in-law, Marina, has moved to Tokyo from her parents' home. Thanks to her, her family relationship is good...but she can't allow herself to get pleasure by herself, so she is ordered not to masturbate for the time being. A few days later, while she was hiding in the bathroom and masturbating, Marina burst the door open. I was shaken by the sudden situation, but