The captain of the town's defense team, Li Lizhong, experienced the unexpected death of his father. At the same time, a bizarre series of 'serial dog killings' occurred in the town. Li Lizhong led his team members to investigate with their clumsy detective methods. Through a series of actions, they discovered that the dog killings were closely related to the death of his father...

★ 國際殿堂級導演賈樟柯聯合出品！

★《我不是藥神》《大象席地而坐》金馬提名男星章宇領銜主演！

★ 導演郝飛環挑戰不可說禁忌，細磨五年交出必看年度犯罪電影！

★ 離奇殺狗案令小鎮疑雲重重，網友盛讚為華人版《殺人回憶》！

小鎮聯防隊長李立忠（章宇飾演）的父親意外死亡，與此同時鎮裡發生詭異的「連環殺狗案」，李立忠帶領隊員以蹩腳的探案手法進行調查，透過一連串行動，發現殺狗案竟與父親的死亡有密切關聯……

《沉默筆錄》中章宇飾演正氣凜然的聯防隊長，面對環境腐敗體制，他堅持自己的正道，卻無法穿破殘酷現實的層層迷霧。父親的死，將未出口的愛與恨都化為了遺憾，片中章宇飾演的李立忠與父親之間若即若離、難以言說的細膩互動令人動容，章宇也憑此作拿下平遙電影節費穆榮譽最佳男演員的殊榮。