故事发生在一个虚构的城市——埃迪森市中，在那里，执政者和执法者相互勾结，黑恶势力层出不穷，金钱和权利的交易每天都在发生，这些黑暗和腐败犹如一只巨大而厚重的手掌，控制了整个城市和生活在其中的人们。波拉克（贾斯汀·丁伯莱克 Justin Timberlake 饰）是一名尚且保留了赤子之心的记者，精明的他很快就察觉到了发生在这个城市中的种种罪恶，心怀远大理想的他决定将它们一一揭发。波拉克的举动很快就惹恼了他正在调查的对象们，他们决定灭掉这个不知好歹的小子。在危险之中，波拉克只得求助于自己的老板艾斯佛（摩根·弗里曼 Morgan Freeman 饰）——一个良心尚存的老记者，在艾斯佛和其好友华勒斯检察官（凯文·史派西 Kevin Spacey 饰）的帮助下，波拉克正在一步一步的接近真相。 Story takes place in a fictional city - Addison City, where, with the collusion of the ruling and law enforcement, the black evil forces emerge in an endless stream, money and power of daily transactions are in, the darkness and corruption is like a huge and heavy hand, control of the whole city and living in the people. Pollack (Justin Timberlake Justin Timberlake decoration) is a Shangqie retained the innocence of a child's reporter, smart he soon aware of the evils in the city and harbor lofty ideal, he decided to them one by one to expose. Pollack quickly got annoyed he is the object of investigation, they decided to kill the boy not to know good from bad. In danger, Pollack had to turn to his boss Asford (Morgan Freeman Morgan Freeman ornaments), a conscience surviving veteran reporter, with the help of Asford and his friend Wallace prosecutors (Kevin Spacey Kevin Spacey ornaments), Pollack is a step by step closer to the truth.