Akito Natsuki returned to his homeland to rest for one month during the summer vacations. However, he soon receives news that his company has gone bankrupt and he has lost his job. Living without money, even in the backwoods, is not easy. His half-sister Millie, decides to help him and invites him to live and work with her and Sayoko, who has treated him like a son since childhood. Soon the relationship with Miyuki and Sayoko becomes warmer and more tender ...