年轻干练的萝温娜·普莱斯（哈莉·贝瑞 Halle Berry 饰）是《纽约快报》的一名记者，她秉持正义，疾恶如仇。在一宗参议院同性恋性丑闻的报道被撤下后，萝温娜大发雷霆，一气之下辞去工作。在当晚，萝温娜邂逅多年未见的童年好友葛瑞丝，但一周后却得知葛瑞丝死于非命。
　　葛瑞丝死前曾提到广告业巨头哈利森·希尔（布鲁斯·威利斯 Bruce Willis 饰）的名字，她与这个男人在网上结识，曾有过一段不伦之情。被对方甩掉后，葛瑞丝扬言要将奸情告诉哈利森的老婆。萝温娜判定这是一起谋杀案，她找来报社的搭档——同时也是网络高手——迈尔斯（Giovanni Ribisi 饰）协助调查。一场猫鼠游戏就此展开……

　　Colonel Branson (Thomas Gibson), head of a secret and covert division of the NSA, keeps the Shadow Wolves operating albeit now independent and rogue. His anger after his daughter was killed in Afghanistan training civilians drives him to defend "his" America and her borders by all means legal or otherwise. When ISIS terrorists begin to sneak across the US Border into Arizona, Branson alerts the Shadow Wolves to track and stop them. Branson sends Eric Shaw (Cody Walker), his most deadly and effective agent, to join up with the Shadow Wolves. The Wolves are led by Nabahe (Graham Greene), a Navajo honored military veteran, and an old colleague of Branson's. At the same time in London Lady Milton-Simon (Louise Lombard), head of an MI6 anti-terrorist division, sends out her elite agent, Major McLaren (Tom Hutch), to track a terrorist named Khan (Solomon Shiv) who has a personal vendetta against the US and the Shadow Wolves. Lady Milton and McLaren learn Khan is heading to Mexico to be ...

　　美国工程师彼德森(夏恩·韦斯特 Shane West 饰)意外得到一部手机，接收到一条神秘短信。他先是因为它躲过了一次空难，后来，又在赌场里利用手机给他的短信赢得了不少的钱。他在赌场的举动不仅引起了赌场头目约翰的注意，也引来了格兰特特工。表面上格兰特用诈骗罪将彼德森逮捕，实际上他知道凡是用过此种手机的人最后都会死掉，他就是负责调查这个案子的人。
　　科技时代，每部手机，它拨打的电话、发送的信息、手机邮件都通过卫星得到其踪迹，只除了一部，这是一部世界上独一无二的手机,一部具有预测能力的万能手机，它让你得到一切，只要你能保住它。所有按照短信的指令去做的人，都将能得到意想不到的巨大财富。然而，这写短信也能让人深陷一个致命的阴谋当中。彼德森的命运将会如何？这部神奇的手机究竟隐藏着怎么样的秘密？