An outlaw is left for dead by his gang after being shot. A year later, he is released from jail with one thing on his mind: Revenge.

In 1869, the United States begins a railroad mail service to the West Coast which proves highly tempting to train robbers, in particular an organized gang with one of the mail's supposed guardians in their pay. Prizefighter Steve Davis, a former army intelligence man, is hired to track down the gang and save the Territorial Mail Service. Steve goes undercover in territorial prison, leans Morse Code from a fellow prisoner, breaks jail, infiltrates the gang...and finds time to romance dance-hall singer Mary, who proves to have hidden depths...

The first female doctor in New York City comes up against prejudice from male counterparts who feel threatened by her skills. Eventually, though, they come to respect her and romance blossoms between her and the head doctor.

An administrative assistant who may or may not have been the mistress of her firm’s deceased client receives a payout from the dead man’s widow and uses it to buy a stake in a Caribbean casino. In addition to being a neophyte empresario she’s a nightclub singer and several men lust after her.

A defense attorney jeopardizes his career to save his client.

An ambitious coal miner is talked into becoming a boxer by his gambler brother.

At the turn of the century Rose and ex-showbiz friend Molly get involved in selling steel. When they come unstuck with corsets they embark on the even more hazardous project of selling barbed wire to highly suspicious Texas cowboys.