Detective Matthias Breecher is hired to track down the worst of the Confederate war criminals. As he roams the Old West seeking justice, his resolve is tested when he meets a determined pioneer woman who is far more than she seems.

A small-time rancher agrees to hold a captured outlaw who’s awaiting a train to go to court in Yuma. A battle of wills ensues as the outlaw tries to psych out the rancher.