The coastal city of Shiromine is known as the town of flowers since marguerite flowers can be found everywhere. There’s a legend that the flower spirit will grant the wishes of pure and earnest boys and girls. Daichi lives together with his twin imouto Matsuri and they attend the Shiromine Gakuen together. Matsuri has many admirers due to her cute looks, but she’s very cold to everyone, because she is hesitant to show her true feelings. Daichi thought that his days would continue like this until he met a fortune teller who told his future without his consent.