The Temptation of a Rainy Night

One day, Sawako met a man selling stones on the road. After the man asked her to help with the shop, he gave her a stone as a thank you gift. On the other hand, daughter Yasuko dated an unknown musician and quit her day job without telling her parents to work in a small bar. After learning about this, Sachiko went to her residence because she was worried about her daughter, and the two had a dispute. Suddenly there was a loud thunder, and the room became extremely dark. When the lights were turned on again, their bodies were swapped...