Makihara Reiko, her husband, and her husband's younger brother Takeo have grown up together like siblings. Ever since she accepted her husband's confession, her relationship with Takeo deteriorated, and he kept his distance. Suddenly, Takeo appears at her home, forcefully taking her body while declaring, "I've always loved you," and revealing he has only one year left to live. Even in front of her husband, she realizes she can't forget Takeo. Faced with his honest feelings in the face of death, she decides to fully accept them and makes her choice.