My wife is heading home to give birth, and Ayumi, the wife's sister who was worried about, comes to help with housework. I secretly admired Ayumi, who is beautiful, kind and glamorous. And on this day, when a large typhoon approached, Ayumi was supposed to come to help with housework. Just as I was about to give up on whether I could come today, Ayumi came, her umbrella broke and wet and wet. I can't take my eyes off my wet hair dripping with rainwater and my see-through underwear...