Priscilla Vex's internal conflict between her professional duties to the regime and her moral opposition to its violence

The Doctor challenges Priscilla about the true purpose of the Waiting Zone after Harold V reveals his past as Helen A’s disgraced gag writer. Harold’s grim joke about the slot …

The Doctor probes Priscilla's loyalty while standing over Harold's corpse in the Waiting Zone. Using a mundane go-cart as a proxy for resistance, the Doctor tests whether Priscilla would betray …