Once, she just wanted to exchange all of herself for 80% of his love; once, she persuaded herself to give up over and over again, but she put aside her dignity and looked back over and over again, just for his smile. He said, four years is too far, we have gone too far... She who no longer believed in love never thought that one day, she would meet the boy from back then, after she had time to clean up the remaining vague memories over and over again. As time passed, she began to become indifferent to everything around her. Under her standard smile was a determination that kept others away from thousands of miles away. He is no longer the sunny boy, and she is no longer the innocent girl who devoted herself to everyone. So, in this city of memory, who is holding her flowers?