A sportswriter who marries a fashion designer discovers that their mutual interests are few, although each has an intriguing past which makes the other jealous.

After losing nearly all of an inheritance to taxes, sisters Kay and Barbara Latimer, waitresses at a drive-in restaurant in Texas, scheme to find rich husbands. With the aid of their aunt Susan, the sisters take the last of their money and head to a well-known Miami resort where they soon meet two wealthy young men, Phil and Jeff, who begin a fierce rivalry for Kay, not realizing that Barbara has fallen in love with one of them.