本书讲述美国海军陆战队退役中尉兼史学工作者杰克·瑞安在伦敦度假时无意中卷入了北爱尔兰恐怖组织绑架英国王室成员的事件，凭其前海军陆战队队员的训练背景，瑞安击毙了恐怖分子中的两人，另一人也被英国警方逮捕。为此，恐怖组织来到美国对瑞安一家进行了报复追杀，全家人险遭不测。后来瑞安重返中情局，而恐怖组织再次策划了袭击瑞安家和绑架英国王室成员的阴谋。英美警方与恐怖组织展开了生死大搏斗，最后靠着瑞安和其好友的大智大勇，恐怖分子的阴谋被彻底粉碎。

The skies will never be the same... Never before published. Just as Troy Loensch comes into his own as a pilot with the United States Air Force, a private military contractor called Firehawk takes over. Troy isn't happy with the arrangement-and neither is the CIA. And when they ask Troy for help investigating Firehawk, he accepts-with explosive consequences...