1866. In Randal, Grayson County, Montana, the court is in session. Most of the leading citizens are gathered in the courthouse, as it's the day Bill Serlich is being tried for the murder of his wife, Sarah, and her lover, Dan Beech. Then a stranger checks in to stay a few days. He's smart, looks wealthy, reckons to be a preacher, and talks like a gentleman. For some, however, the stranger has all the hallmarks of a hired killer. Some report that the...