One night, the trains were stopped in a downpour. "My house is nearby, do you want to stay the night?" asked Minamizawa Umika, a busty office lady working overtime with me. When I finally arrived home in the pouring rain, I found her soaking wet and her shirt was see-through. I couldn't help but stare, but somehow Minamizawa seemed pleased. I managed to resist the urge, but the moment I saw her change into her loungewear, my excitement skyrocketed. From her chest...