To Reign in Hell chronicles the fifteen years between the Original Series episode 'Space Seed' and the feature film 'The Wrath of Khan' - now widely regarded as a landmark in the Star Trek universe. Defeated by Captain James T. Kirk and exiled with his few remaining followers to the isolation of Ceti Alpha V, Khan Noonien Singh is marooned on a planet that has suddenly transformed into a hostile wasteland, where he and his band of acolytes must fight for their very lives. The once-proud conqueror finds his life irrevocably shattered, and begins his descent into madness...