"Why don't I take Sou's place?" - That day in the winter of our last year of junior high, the day Sou died, I sealed all my feelings away inside my heart. It was always the three of us - Sou, Keito, and me - but now there's an empty space where Sou used to be. Except, now we've met him: Sou's twin brother, Shun. His face and voice, like perfect copies of Sou's, shake up my heart and weaken the seal. Please, don't stare at me with Sou's eyes. Please, don't call out to me with his voice. Don't say that nonsense about taking his place, and then kiss me just like he used to......