Akito Natsuki returns to his hometown to take a month off for a summer vacation. However, he soon receives the news that his company has gone bankrupt and he has lost his job. It is not easy to live without money, even in the middle of nowhere. His half-sister Miyuri decides to help him and invites him to live and work with her and Saeko, who has treated him like a son since childhood. Soon the relationship with Miyuki and Saeko becomes warmer and more affectionate…