That year, she was 9 years old and he was 14 years old. After a life and death incident, the two of them passed each other and looked back without leaving a single word. That year, she was 14 years old and he was 19 years old. During a marriage change, the two of them passed each other again without even leaving a trace of their backs.
After that, she disappeared, and he looked for her, but in circles, some people were destined to meet again. Three years later, she became a phoenix, and he looked down upon the world, but he couldn't help but stop every time he looked back, just for the only warmth in his heart...