Mickey and the Doctor go to the Aldgate tube station, to reach a conduit full of phone lines, which passes within a few inches of the decontamination chamber. Mickey asks how he plans to get through the wall, and the Doctor says 'I'm getting quite good at resonating concrete.' He tells Mickey that the tunnel is probably one of the safest places to be, as there aren't many people around to filch water from, so no image of Rose to haunt them. 'I don't want to see her like that again. Do you?'