讲述老警探詹姆斯·奈特（布鲁斯·威利斯 饰）致力于守护洛杉矶的安宁，万圣节前夕，一群蒙面匪徒在城市作恶、重伤奈特的搭档。为了缉凶，奈特一路追缉劫匪到了纽约，在那里，他的往事也将被揭晓，他必须在救赎的同时自我救赎。

This is a story of a young woman who discovers at age 18, she was abducted as a baby and the family she knew to be hers, wasn't hers at all.