The Doctor and Tegan meet again and remember their terrifying adventure against the Cybermen to save the Earth… and the friend they lost along the way.
The final part of the thriller sees Tess make it back to London and unite with Jonty to try and find Leila and stop Adrian.
Feeling responsible for Tess’ safety, Leila realises Adrian is playing a game. But closing Red Pill down, Adrian sews the first seeds of doubt about Leila.
Leila suspects Denier might be Adrian’s next target and is determined to save him. But her doubts about Adrian are causing friction with Tess.
Despite being troubled by Calumny’s disappearance, Leila wants to join Red Pill so she can understand the mysteries about Tess. But first she has to prove to Adrian she is…
Agatha and James spring into action when the local vet and village heartthrob is found dead, the day after he and Agatha went on a date.
MI5 has foiled an attempt to murder the Home Secretary, but the plotters use the new emergency powers to imprison Harry. The team must try to frustrate the coup before…