Paul is a cartoonist who lives with his girlfriend and their little daughter in Montreal in the summer of 1999. His in-laws, the Beaulieus, are a large, joyful clan composed of siblings, grandchildren and a much loved patriarch named Roland who constantly reminds Paul that he has yet to marry his daughter. When Roland fades with ill health, the family bands together and Paul projects his own devotion by doodling several portraits of his ailing father-in-law.
退休警察湯（塞繆爾?克遜 Samuel L. Jackson 飾）開了一家專門人家清理犯現(xiàn)場(chǎng)的公司主要工作就在血案發(fā)生幫助被害人屬料理后事這工作雖然穢瑣碎，但他卻從中總出了生意經(jīng)他和聰明乖的女兒相依命。母親因去世令女兒別依賴父親每次他夜不宿，女兒都忐忑不安。 在一次清理血案現(xiàn)場(chǎng)的作后，他遇了被害人的子（伊娃?德斯 Eva Mendes 飾），赫然發(fā)現(xiàn)過去事（艾德?里斯 Ed Harris 飾）在辦案中存在漏洞而自己卻間成了幫兇。初，就是因忍受不了警的腐敗，湯才憤然離去這次，他重回到破案的心，意欲逼真相，危險(xiǎn)隨之而來…
