Fukami Touko, the daughter of a glass artisan family, spends her relaxed days at a cafe called "Kazemichi" located at a friend's house. This takes place during the summer vacation of her third year in high school. A transfer student boy, Okikura Kakeru, appears before them. He tells Touko that he can hear the voices of the future. If someone knew in advance what their future would look like, what would they wish for? While feeling tremors within herself that she has never felt before, Touko realizes that she has started getting a feeling in her heart which she can't leave alone...