After rejoining the Texas Rangers as part of the Frontier Battalion, Josiah Wolfe must escort his old friend Charlie Langdon to trial. But the ride to the hangman's noose isn't going to be easy--and Wolfe's killer instinct may be his only chance to see his son again.

After a prostitute is murdered at the local Saloon, Ranger Josiah Wolfe finds his friend, Scrap Elliot, wrongly accused. A familiar horse and a mysterious code are the only clues Josiah has to prove his friend's innocence. With a new railroad line blazing into town, everyone is determined to clean up Austin. Faced with the ticking clock, Wolfe must find out who it was that went one step too far.

"Josiah Wolfe quits the Texas Rangers and returns home to find himself in the middle of a family feud. The Langdons and the Halversons have been fighting over land as the townfolk fled after losing out on a railroad junction. Morris Langdon has vowed revenge on Josiah and the Texas Rangers for the hanging of his older brother. The Halverson family holds a grudge against Josiah for leaving with their young grandson. The Texas Rangers are called in...