城市的流浪歌者杨志偶然遇到多年前自己的初恋女友，他开始自卑没有相认，但最后在深埋在心底的情感驱动下，勇敢的站在了女孩莉莉的面前。莉莉也经历了人生的转折，意外的车祸，失声，后来成为手语老师。当看到杨志站在面前时泪水也夺…

　　Two strangers meet in a subway car. Both bring their past with them. Both look from their present. Both will determine their future in that fleeting, and ephemera…