When a toy manufacturer feels ignored and unappreciated by his wife and children, he begins to rekindle a past love when a former employee comes back into his life.

Girl loves hot cars and a rich dragstrip racer. Her parents don't like either one.

Mark Fallon, with partner Kansas John Polly, tries to introduce honest gambling on the riverboats. His first success makes enemies of the crooked gamblers and of fair Angelique Dureau, whose necklace he won. Later in New Orleans, Mark befriends Angelique's father, but she still affects to despise him as his gambling career brings him wealth. Duelling, tragedy, and romantic complications follow.