Paradise Towers two elderly residents ("rezzies") live. Tilda and Tabby explain that all the able-bodied men left the Towers to fight a war, leaving behind only children and the elderly. The only other man still loose in the Towers is Pex, a would-be hero, who appoints himself Mel's guardian. At the Caretaker control centre, the Doctor meets the Chief Caretaker, who greets him as the Great Architect, designer of Paradise Towers, and then promptly calls for him to be killed The Doctor cites an imaginary rule from the Caretakers' manual, confusing them enough to make his escape. Mel and Pex meanwhile have
The Doctor (Doctor Who) Doctor" (2013). The Doctor is not present on Solomon the trader's database in "Dinosaurs on a Spaceship" and holds a conversation about his newfound anonymity in "The Angels Take Manhattan" with River Song. In "Nightmare in Silver", the collective consciousness of the Cybermen informs the Doctor that he could be reconstructed from the "hole" – the missing records – that he has left behind, a mistake which the Doctor intends to rectify. Few individuals are said to know the Doctor's true name. River Song whispered something to the Tenth Doctor to make him trust her during "Silence in the Library"/"Forest