The War That Was and Yet To Be (TV Story)

Travelling forwards in time to a potential future to discover how the Daleks may win, the Doctor finds the Daleks have infiltrated and colonised New Earth. Hettie and Lilith are the only surviving members of the battlefront, and whilst trapped on the Dalek warship, they must try and keep themselves alive until the Doctor can come for them, but Lillith holds a secret, one that may just win them the war