The Doctor and Anya are trapped between battling Dalek and Movellan forces and only the intervention of Earth can get them out of trouble.
But the humans have troubles too – and a very familiar prisoner. Davros.
Stuck in a universe before the Time War, the Doctor is bound by the rules of his own past... Can he keep everyone alive without changing history? And would he even want to?
Has Prerequisite Story
48 out of 52 (92.3%) raters
say this story requires a previous story.