弗兰克(凯文•科斯特纳 Kevin Costner 饰)是前总统的保镖,他责任心强,公私分明,从不和雇主发生感情。但是歌手雷切尔(惠特尼•休斯顿 Whitney Houston饰)却打破了他的信条。雷切尔是一个魅力非凡的女歌星,无数人甘愿做她的裙下之臣。这天她收到匿名信,恐吓说要杀掉她。雷切尔惟有请来弗兰克做保镖。尽管二人之前并不认识,但在相处中,弗兰克还是被雷切尔的魅力征服,二人堕入爱河。 然而职业的操守和理智,让弗兰克变得自制。他认为雷切尔是雇主,他的首要任务是保护她的安全,他刻意和雷切尔保持一定的距离,这一切伤透了雷切尔的心。她怀疑弗兰克的真情时,弗兰克却给了她一个坚定的答案。A pop singer has been receiving threatening notes, and her manager hires a bodyguard known for his good work. The bodyguard ruffles the singer's feathers and most of her entourage by tightening security more than they feel is necessary. The bodyguard is haunted by the fact that he was on Reagan's secret service staff but wasn't there to prevent the attack by Hinckley. Eventually the bodyguard and the singer start an affair, and she begins to believe his precautions are necessary when the stalker strikes close to home.