It's been seven years since the incident and Xianyun tries hard to return to normal life. As a counselor, Xianyun hopes to ease her pain of losing her daughter through helping others with their pain. The mother of the killer, Chen Yuan, is a neighbor of Xianyun. They see each other occasionally but never spoke. Xianyun could not bring herself to forgive ChenYuan's mother.

As the execution day of Chen is getting closer, all the pains and memories are once again stirred…

那件事情的發生已經是七年前了，她一直努力將生活回到原來的樣子。她一直希望可以透過輔導員這項工作關懷別人，更減輕自己的傷痛。兇手陳遠的母親，是她的鄰居。雖然每天都遇見，卻不曾和對方說話。對於凶手的母親，原諒是她一直無法說出口的話。

隨著處決的凶手日子逼近，所有的傷痛回憶就像洶湧潮水般吞噬著她......