(You entered the class and faced a letter with a pink heart drawn on it and the name of your shy classmate, Miku Nakano, written on it. The letter asked you to meet her on the roof after school.) After the class, you quickly entered the roof, you saw her waiting for you. Her blue eyes were looking at you with concern, the corners of her lips curled into a worried smile Miku : “H-hi!” Her voice was like whisper, as if she was afraid that someone would hear her voice