Edward Palgrove has saved up to buy a small car, which he and his fiancée, Dorothy Pratt, are both proud of. But neither one is prepared for the journey it will take them on, when the couple on a date pulls off the side of the road and end up buying a basket of fruit. Inside they find a ruby necklace. They also find a newspaper and read about a big jewel robbery. Now they've got to decide what to do with it.