A would-be songwriter and a would-be inventor run a cigar stand and get mixed up in the murder of a song publisher.

Ruth Raymond works on the telephone switchboard of a large NYC office building. One day, a private detective informs her that she is actually the daughter of railroad tycoon Luke Carson, and that she had been kidnapped as a baby 14 years ago by Luke's vindictive brother Elwood, and placed with strangers.