故事发生在并不遥远的未来，人类生活在互相隔绝的世界里，各自躲在家中，彼此之间保持联系的方式就是通过使用代理机器 人。布鲁斯·威利斯所饰演的警察，被派去调查一宗代理机器人被杀案，因此他被迫冒险从家里出来，去追踪案件的蛛丝马迹。 　　未来社会，科技的进步日新月异，尤其是网络的发展更是进化到了今时今日的人类无法想像的地步，这一切都是因为坎特博士 （詹姆斯·克伦威尔饰）发明了“机器代理人”这样一种高科技产物。大家根本不需要自己亲自出门，只需要将大脑接入网络，就 可以通过由思维来控制的“机器代理人”在替自己做一切想做的事情。这些“机器代理人”的外表可以根据客户的要求定制，可以 是一位迷人的金发美女，也可以是一位体格壮硕的硬朗汉子。有了“机器代理人”的社会，一切都化繁为简，生活看上去变得更加 完美。 　　只是，在这看似完美的生活下面，总会有一些不那么美好的事情发生。零犯罪率保持了许多年的社会里，突然发生了一起谋杀 案，彻底将这个人人向往的乌托邦社会击碎。格里尔（布鲁斯·威利斯饰）是一位经验老到的FBI探员，他和搭档彼得斯（拉妲·米 契尔饰）奉命调查这起谋杀案件，随着两人对案件的抽丝剥茧，他们逐渐走进了事件的核心。原来“机器代理人”并非完美社会的 解决方案，它的诞生其实是源于一个巨大的阴谋。而讽刺的事，格里尔调查这起案件时一直使用着“机器代理人”。为了真正找出 真相，格里尔放弃了使用“机器代理人”而亲自出门调查这起案件，他却突然发现，这个曾经如此熟悉的社会看起来却冰冷陌生， 而且危机四伏…… The story takes place in the future, people live in a world of isolation from each other, their own home, the way to keep in touch with each other is through the use of agents. Bruce Willis played by the police and sent to investigating a case of agent robot murder, so he was forced to adventure came out from home, to pursue the case clues. The future society, the rapid progress in science and technology, especially the development of the network is evolved to the point where today today people can not imagine, all this is because Dr. Kantor (James Cromwell). Shebeginstofall invented the machine agent "such a high-tech products. We simply do not need to go out of their own, only the brain access network, you can by thinking to control the machine agent in doing everything for their own things to do. The appearance of the machine agents can be customized according to customer requirements, can be an attractive blonde, also can is a stocky hearty man. With the "machine agent" society, everything turns out to be simple, life seems to be more perfect. Just, in this seemingly perfect life below, there will always be some not so good things happen. The zero crime rate has kept for many years in the society, suddenly a murder case, completely will this everyone yearning Utopian society shattered. Greer (Bruce Willis ornaments) is a veteran FBI agent. He and his partner Peters (Radha - M Cheal ornaments) is assigned to the murder investigation, with two of the case of boils. They have gradually entered the core of the event. The original "agent" is not a perfect social solution, its birth is actually a huge conspiracy. The irony of the matter, Greer investigation of the case has been using the machine agent". In order to really find out the truth, Greer gave up using "machine agent" and personally go out to investigate the case, he suddenly finds, this once so familiar society looks strange cold and dangerous...