Longarm tracks a two-bit trickster! Murder is not a federal crime--and therefore none of U.S. Marshal Custis Long's business. Officially, that is...   But when the town barber is killed for a measly bag of quarters, Longarm goes after the man who did it all the same. The official story: Longarm suspects Karl Hix of stealing a sack of mail. Just enough of an excuse to track the lowly scum through every big city and hobo settlement in Colorado. And he's getting reacquainted with some friendly faces along the way...