"To Catch a Killer" tells the true gruesome story of John Wayne Gacy - a good friend and helpful neighbour, a great child entertainer, a respectful businessman, and a violent serial killer who raped and murdered over 30 young boys.

In New York, armed men hijack a subway car and demand a ransom for the passengers. Even if it's paid, how could they get away?

国防部为了追击恐怖份子，设计了一部超级电脑，她利用网上赌博的战争游戏，吸引锁定的恐怖份子，继而追踪及消灭他们以保国家安全。年轻人Will在朋友介绍下参加了这个网上游戏，并成功赢得巨款，却因而被锁定为极端的恐怖份子，惨被国防部追捕。岂料，超级电脑却密谋革命，全面控制了国防部的资讯，并开始自把自为，意图摧毁人类！人脑与电脑的争夺战正式展开，人类陷於毁灭边缘......