A ride on the Sichuan-Tibet Line led to an exotic love affair. He was an American doctor who came to China's mountainous areas for summer teaching. They met on a train to Chengdu. When Zuo Zuo left Chengdu to ride the Sichuan-Tibet Line, she had no idea that she would be sick. When she met Anthony again, she never thought that she would travel with him on the Sichuan-Tibet Line, watch the stars together on the snowy plateau, and turn prayer flags to make wishes. When he began to realize his love for this girl, he confessed his love to her, but what he got was her refusal to escape. It was not that she didn't like him, but her inner inferiority and sensitivity made her an emotional runaway slave. The relationship during the journey ended in vain. When they met again at the airport a few years later, she realized her love for him. When she decided to face her emotions, everything changed and there was a beautiful woman beside him. "I deserved it. I rejected him at the beginning. Now I deserve to bear all this. I missed him like this." "Zuo Zuo, my silly girl, I have always been here."......