Four years after the horrific events in Leadville, a young woman from England, Victoria Dawes, sets into motion a series of events that will lead Cora and herself out into the New Mexico desert in pursuit of Anaba, a Navajo witch bent on taking revenge for the atrocities committed against her people[...]

The Doctor and Clara cross paths with Oscar Wilde and Calamity Jane in the frontier town of Deadwood as they pay their respects to the recently passed Wild Bill Hickok. But soon they discover the grave is empty and that the town is being plagued by a masked gunman who shoots his victims with nothing[...]