艾伦（贝特西·德雷克 Betsy Drake 饰）在旅途中结识了名叫杰夫（罗伯特·杨 Robert Young 饰）的建筑师，杰夫曾经就差一点要和未婚妻携手步入婚姻的殿堂了，在这个节骨眼上，他的未婚妻因为意外去世了。自此之后，杰夫性情大变，喜怒无常，宛如患上了精神分裂症一般。 不仅如此，厄运似乎从此就跟上了杰夫，他接二连三的失去了人生中他认为非常重要的东西，还丢掉了工作。艾伦认为这一切是有人在背后捣鬼，当她想要找出幕后的罪魁祸首时，杰夫的心理医生告诉她，杰夫也许患上了非常严重的妄想症，如果继续和他接触的话，艾伦会有生命危险。

Phil and Ellen Gayley have been divorced for a year, and their 8-year old daughter, Flip, is very unhappy that her parents are not together. Flip starts a correspondence with a marine, sending a picture of her beautiful mother as the author of Flip's flirtatious letters. When the marine shows up to meet his pen pal, Ellen takes the opportunity to make her ex-husband jealous