Haruka, who works as a real estate lady in place of her husband who is practically a kept man, is ordered to look after a used house in Tokyo. When she immediately goes to the house, she learns that the owner, Horio, whose company went bankrupt and his fiancée ran away, was meant to live in the house with his fiancée. She Kokoro to sell the house at all costs, but... A few days later, her husband drops by the open house. Haruka is pushed down by her husband, who says he wants to have sex somewhere different from usual. She has no idea that Horio is watching them...