A young man falls in love with a girl who helps him achieve his dream of winning boxing championships and becoming a champion. Meanwhile, he meets a nightclub owner who seduces him and tries to ruin his life and future.
The owner of a cosmetics factory has made a contract with Radio Sibilla for the transmission of an evening program in which the products of his company are advertised.
Slip and Sach are working for a local newspaper as a reporter and photographer, respectively. Slip wants to get the goods on a local gambling ring that is fixing sporting events, so he and Sach go undercover to expose the ring.
A hated country gentleman is murdered, and the inspector on the case takes the veiwer through his thoughts about the possible murderer and motives as he questions everyone concerned.
Maggi continues her forever-ever efforts to crash Manhattan's top society, while Jiggs still mingles with his old construction cronies at the bar of Dinty Moore on 10th Avenue.