A gang of urban street kids and a club of suburban would-be federal agents, at first rivals, join forces to rescue the father of one of the kids, the inventor of a super-explosive and its remote detonator, from the clutches of a band of foreign subversives call the "Flaming Torch Gang".
A dizzy young woman aranges to turn her inventor-boyfriend's vacation into a chance meeting with a possible investor who happens to be her brother's future father-in-law.
Grace Peterson works in department stores "Tutto per Tutti", along with many other young people. His employment contract entitling them to live in a boarding house built specifically for them by the company but on the other hand, forbid them not fall in love or marry under threat of dismissal.
Cary Grant narrates, and appears at the end of, this public service announcement. The Will Rogers Memorial Hospital treats patients with tuberculosis and conducts research to find a cure.