On a stormy night, a rich man is murdered, doused in acid and dumped at sea. Luckily, the young wife of the rich man is helped by an old knight-errant who has been in hiding for many years to track down the murderer. It turns out that the murderer is a longtime friend of the rich man, and he has killed him because of his greed.
When they decide they might as well be penniless husbands and wives as penniless campus sweethearts, three couples at a Midwestern university, against the advice of their friends, get married.
Tex arrives on the Parker ranch on Christman eve and is given the job of being Santa Claus. Also dressed as Santa Claus, Blackie robs Parker and kills a man.
Giácomo is an Italian man in his forties who is single, dedicated to earning money in his business. He strikes up a relationship with a Spanish singer, whose brother encourages her to conquer him to take her money.