The Fourth Doctor's desperate struggle against Davros's genocidal vision for the Daleks, attempting to prevent the creation of an emotionless, exterminatory race from the Kaleds

Kavell presses for the source of the Thals' attack on the Kaled dome, rejecting Nyder's immediate blame of internal betrayal. Davros confirms the treachery and reveals its horrific toll—entire Kaled …

Bettan confronts the Doctor moments after the Thals celebrate their pyrrhic victory over the Kaleds. His revelation shatters their fragile peace as he forces her—and himself—to confront the larger horror …

Davros subjects the Doctor to brutal interrogation in a torture chair, pressing him to reveal weaknesses in the Daleks to ensure their unassailable dominance. The Doctor stonewalls every question, refusing …