Episode Description: Beware, spoilers! To read - hover over the text.
What if there are more ancient beings. They only appear occasionally to people. And now the fairies are looking for your favorite. Jack had seen it before. He even has a friend Estelle. It has several photos, which shows how she thinks the fairies. Jack and Gwen go to visit her. There Gwen sees the old photo, which shows the officer. The officer is clearly a copy of captain Harkness. The resemblance is very strong. Estelle believes that fairies are good, but Jack has other opinion. It is confirmed. People are dying, including Estelle. Seeing the mountain of a captain, Gwen realizes that it is himself in the old photos.