A romantic sex movie about Yume Nikaidou. Since the whole family moved to Tokyo, Shinichi has been busy with his studies so he hasn’t had a chance to return to his hometown to visit his grandparents. During this year’s summer vacation, he decided to return to his hometown for a while. As soon as he stepped into his grandparents’ house, he met a charming girl. It turned out to be Yume, his neighbor, who was very close to him before moving to the city. After many years of meeting again, Yume is still as cute as ever, but her body is extremely “mature”. Yume is currently working for an insurance company, her father’s health is not good so she doesn’t want to move to the city. Yume has always taken care of him and visited Shinichi’s grandparents. That night, the four of them had dinner and talked together. Shinichi also shared that he had a girlfriend, his grandparents were extremely happy and wanted to meet their grandchild soon. The next day, Yume’s manager came to sign an insurance contract with Shinichi’s grandparents. Suddenly, Shinichi witnessed Yume being the baby daddy of that department head, but it seemed like she wanted to end this relationship. Yume also knew that Shinichi often peeked at her body, so she let him enjoy her freely. The two continuously engaged in sexual intercourse during the time Shinichi stayed here. And it was time for Shinichi to return to the city. It was still the same scene, the same people, many years ago, Yume held on to him, forcing him to promise to come back. But it seemed that Shinichi was different now, he no longer recognized the feelings that Yume sent him…