Buck Cordell is a giant of a man in a giant, untamed land called Texas. He builds a cattle ranch where ordinary men all say it can't be done a cattle empire that defies all odds, a family that changes the course of Texas history, and a legacy that outlives the Old West.

In the early 1870's, the young state of Texas was struggling to survive. Its vast, undeveloped land of over 260 thousand square miles became a haven for the lawless. Murderers, rustlers and renegade bands of hostile Indians and Comanchero roamed the vast wastelands of west Texas with only a narrow river separating them from the sanctuary of Mexico. One group of dedicated lawmen stood between this element and the law-abiding citizenry - the Texas Rangers. This is the story of one of those men.

Was it justice... or revenge? What drove a simple farmer to set out on an impossible quest after a gang of bloodthirsty killers that raped and murdered his wife and slit his small son's throat? Their trail led him halfway across the country and deep into Mexico. One by one he tracked them down and brought them to justice, sometimes at the end of a short rope, more often in front of his fast guns, and he didn't care which.

After burying their parents, the three young Isom brothers faced starvation. Desperate and penniless, they set out in search of work. Their long, difficult journey forces them to discover themselves, and the harsh reality of life in the late 1800s. With hard work, determination, and a dream, they emerge as one of the greatest success stories of the old west.

Pinkerton Agent Ben Gray was being sent to Denver for another all-to-common request for confirmation of marital infidelity. He didn’t mind because he’d be able to go and visit his brother, who unknown to him, had just found a rich deposit of gold in his mine near Leadville.