Two buddies who rise from fly-by-night wildcatters to oil tycoons over a twenty year period both love the same woman. McMasters and Sand come to oil towns to get rich. Betsy comes West intending to marry Sand but marries McMasters instead. Getting rich and losing it all teaches McMasters and Sand the value of personal ties.

A young man inherits a valuable piece of Texas land that an oil man plots to steal away.

When not drinking and fighting, three wildcatters in search of a gusher are enthusiastically drilling for black gold. The trouble begins when one of them grows dissatisfied with their lifestyle and quits so he can be with his new wife. Unfortunately for him, soon after he leaves, the other two find their gusher and become filthy rich. The impoverished quitter is envious and begins looking for an obscure law that will force his pals to share.

Jim Thornton is an independent wildcat driller in Califonia who hits a gusher and overnight riches, and marries his sweetheart that is a singer at a local saloon. But he can't handle being rich, and the marriage is on the rocks.

"Wildcatter" Dave Warren and his crew are trying to bring in a new oil well. Dave gives troublemaker Simmons a good thrashing and orders him off the site. In order to complete drilling Dave borrows $50,000 from investment banker J. T. Varley and also begins a romance with Varley's daughter Alice. Varley suffers market reverses and knowing that Dave is about to strike oil hires Simmons to wreck the rig so he can foreclose and take over.

Jim McNeely thrust into the vibrant and brutal West Texas oilfields in 1939 and works his way through the ranks to ultimately become a formidable wildcatter.