An executive mortgages all he owns to stage a coup and gain control of the National Shoe Company, with the intent of keeping the company out of the hands of incompetent and greedy executives. He needs the same money, though, to pay the ransom that will possibly save a child's life. His resolution of that dilemma -- the certain loss of the company vs. the probable loss of the child -- makes for one distinct drama, and an ensuing elaborate police procedure makes for a second.

Linus and David Larrabee are the two sons of a very wealthy family. Linus is all work -- busily running the family corporate empire with no time for a wife and family. David is all play -- technically employed in the family business but never showing up for work, spending all his time entertaining, and having been married and divorced three times. Sabrina Fairchild is the young, shy, and awkward daughter of the household chauffeur, who has been infatuated with David all her life, but whom David hardly notices till she goes away to Paris for two years and returns an elegant, sophisticated, beautiful woman. Suddenly, she finds she's captured David's attention, but just as she does so, she finds herself also falling in love with Linus, and she finds that Linus is also falling in love with her.

Things start to go wrong for a group of criminals after they kidnap a young heiress and hold her for ransom at a beach house in France. Fighting among the co-conspirators boils over shortly after the ransom is picked up, leading to a violent end for most.

On a vacation in France from his nondescript job and life, John Barratt encounters a titled but impoverished French nobleman who looks exactly like him. The nobleman gets John drunk, and switches places with him to get a breather from his failing business and too-complicated life. John tries to convince everyone he is not whom they think he is, but he begins to get more and more involved with the family, including an unhappy wife, domineering mother, lonely but talented young daughter, bitter spinster sister and the expected mistress. As John gets to know them he feels he can help them with their problems, but is also becoming used to his borrowed life, which has given him a purpose for the first time.