CHIEF CARETAKER: Welcome back, Great Architect. MEL: You don't have to come. THE DOCTOR: Back to the lift. Very fast!
Plan: A: Mel; Q: Who has to escape the clutches of the strange ladies? A: more information; Q: What does the Doctor learn about the Great Architect? Summary: Mel, after having met some very strange ladys, has to work to escape their clutches. Meanwhile the Doctor leans more information about the Great Architect.