痕跡浮現

Trace Appears

一次細小變化留下不可逆的痕跡；一個習慣提前離場的人，第一次因為對方的善意而允許列車繼續駛向共同目的地。

A small change leaves an irreversible trace; Someone accustomed to leaving early allows the train, for the first time, to continue towards a shared destination because of another person's kindness.