The Doctor and her companions materialize in 17th century England and soon find themselves embroiled in local witchcraft... which is the prelude to an alien invasion.
The Doctor, Ryan, Graham and Yaz arrive in 17th century
Lancashire and become embroiled in a witch trial, run by the
local landowner. As fear stalks the land, the arrival of King
James I only serves to intensify the witch hunt. But is there
something even more dangerous at work? Can the Doctor and
friends keep the people of Bilehurst Cragg safe from all the
forces that are massing in the land?