In World War I London, Myra is an American out of work chorus girl making ends meet by picking up men on Waterloo Bridge. During a Zeppelin air raid she meets Roy, a naive young American who enlisted in the Canadian army. They fall for each other, and he tricks Myra into visiting his family who live in a country estate outside London, where his step-father is a retired British Major. However Myra is reluctant to continue the relationship with Roy, because she has not told him about her past. 不仅仅是爱情。被弄脏的纯洁。魂断蓝桥。经典之作。背景。有关蓝桥的回忆。名字由来。魂断蓝桥Waterloo Bridge。 在伦敦的合唱团工作结束后，美国女孩玛拉·多维尔（梅·克拉克 Mae Clarke饰）因无法找到工作，只能靠出卖肉体来养活自己。伦敦的滑铁卢大桥是休假的士兵进城的主要入口，同时也是玛拉生意较好的地点。一天晚上滑铁卢大桥发生了空袭，而玛拉意外遇到了一位加拿大军队二等兵罗伊·克罗宁（道格拉斯·蒙哥马利 Douglass Montgomery饰）。玛拉因空袭打消了做生意的念头，而年轻的罗伊并没有意识到玛拉的职业，在袭击结束后，护送她到了公寓，并在那里共进晚餐。玛拉将自己描述为一个失业的合唱团女孩，家庭富裕的罗伊对她的慷慨帮助却让玛拉心情复杂。玛拉为自己的隐瞒感到羞愧，而罗伊却疯狂地喜欢上了她……
