Sophie reflects on the shared joy and private melancholy of a holiday she took with her father twenty years earlier. Memories real and imagined fill the gaps between as she tries to reconcile the father she knew with the man she didn't.
沈兰原本是江城一个小有名气的律师,然而,一年前的一场车祸,不但使她失去了挚爱的丈夫,也使得她双目失明。一天深夜,沈兰在回家的路上偶遇了一起凶杀案,而她也成为了这场凶杀案的唯一证人。然而由于沈兰双目失明,她只能依靠其他的感官为警方提供线索。她的证词备受质疑,而她本人也由此陷入到了一场危机之中。
在一個監控處處的城市,一個快退休的警探,負責調查一個從事詐騙的年輕人。在監視與反監視的過程中,兩個人都被迫得窮途末路。