Once a respected lawman in Kansas and Oklahoma, Ty Brannigan ended his career as town marshal of Warknife while he was still young enough to marry, start a family, and raise cattle. Now nearly sixty, he’s a proud husband, father of four, and proprietor of the Powderhorn Ranch. He’s more content wrangling cows than criminals. But for every outlaw Brannigan put in jail, noosed, or left to the vultures, he made even more enemies. They’ve made the mistake of targeting his wife and children—only to discover that Ty Brannigan enforces his own law with a lightning-fast draw.

As a young man, John Bannack worked hard on his brother's farm—until times got tough and his brother grew desperate. Desperate enough to rob a bank. Unfortunately, John's brother left a trail that led straight to the Bannack farm. When a posse showed up to make an arrest, John made a fateful decision: He confessed to his brother's crime. Sacrificed his freedom for the sake of his brother's family. And doomed himself to a hard, hellish life in a rat-hole state prison.

Once, Frank Morgan had a wife and a future on the land - until a rich man with a grudge drove him out of Colorado. Since then, Morgan's taken up the one skill that always came easy - gunfighting - and drifted to a mining town in the New Mexico Territory. But there's nothing easy about two vicious gangs descending on the town and threatening to wreak havoc. With his reputation preceding him, Morgan is elected to stand in the outlaws' way. And with nothing left to lose, he's the last man who will ever back down....

Their father is Luke Jensen, supposedly killed in the Civil War. Their uncle Smoke is one of the fiercest gunfighters the West has ever known. It's no surprise that the inseparable Ace and Chance Jensen have a knack for taking risks - even if they have to blast their way out of them. Chance is a bit of a hothead, good with his gun and his fists. Ace is more of a thinker, sharp as a snake bite and just as deadly quick.

The great state of Texas is a land of opportunity. For outlaws. And horse thieves. And cattle rustlers. Not to mention bank robbers, train robbers, and anything-that-ain’t-nailed-down robbers. The state’s governor, Richard B. Hubbard, is at the end of his rope. He wants to clean up Texas once and for all—and he’s desperate enough to try something crazy: hire a man who can do what the Texas Rangers can’t. A man not tied down by a wife or children. Or rules. Who’s not afraid to go outside the law.