簡(jiǎn)介： When a nature photographer explains to the Police how she fought her way out of the Watchatoomy Valley, they dismiss her crazed and violent story as a meth-induced nightmare. But when they discover that she's telling the truth, it's too late.
警官約?荷伯斯（丹澤·華盛頓 Denzel Washington 飾）新近逮捕了一名殺人里斯，將兇殘系列殺手繩之法，并目睹此被處死的全過。此人除了在刑前說了幾句怪的語言跟留了一則暗語，無特別之處。而，荷伯斯很發(fā)現(xiàn)里斯的暗指向一名三十前自殺的警察伯·米拉諾。此同時(shí)，幾起鎖殺人案接連生，兇手的手如出一轍：同的犯罪手法，案后留下的記都與已被處決那名罪犯的一。更令人驚異是，每次的受者即是上一樁案的嫌兇?
