The Doctor and Donna meet David and learn of Susan’s disappearance, and they set off for DA-17 to investigate themselves. They too are captured, and sent to Haldoran’s castle for questioning; Donna is terrified, as she was once married to Haldoran for political reasons and knows the man to be cruel and sadistic. The Doctor is more concerned with the fact that people are tampering with a Dalek Artefact, as the Daleks always leave behind traps for the unwary.
The Doctor and Donna encounter David and learn of Susan’s vanishing, and they decide to travel to DA-17 to investigate themselves. They are also apprehended, and sent to Haldoran's fortress for interrogation; Donna is frightened, as she was once wedded to Haldoran for political motives and knows the man to be ruthless and sadistic. The Doctor is more concerned with the fact that people are meddling with a Dalek Artifact, as the Daleks always leave behind pitfalls for the unsuspecting.