The Third Doctor's desperate struggle to prevent an intergalactic war between Earth forces and the Draconian Empire while unmasking the Master's manipulative schemes

The Doctor and Jo arrive in Draconia aboard a stolen police spaceship seized by the Master’s Ogron crew. The ship lurches as the Captain corrects course, and the Doctor urges …

The Doctor turns the tide of suspicion when the Emperor observes a captured Ogron in its true monstrous form rather than its hypnotic disguise. This visual proof shatters the illusion …

The Doctor urges his companions to prepare for detection of the Ogron pursuer, but Jo immediately confirms the threat with visual confirmation. Realizing the immediate danger, the Doctor seizes control …