The Enterpise is approached by an ion-propelled craft (much to Eng. Scott's liking); from it enters a female who renders everyone unconscious. When the crew wakes up, McCoy finds Spock alive in sick bay but with his brain surgically removed. McCoy urges its quick restoration if he's to survive at all. Desperately Kirk follows an ion-trail to a system where he gambles on an icy planet populated by a simple-minded all-male race of large cavemen who attack them. The landing party captures one, who says Kirk and crew are small like 'The Others' - bringers of pain and delight - whom they fear. McCoy brings down Spock's body, mobilized with a mechanical brain-substitute installed. They enter the acclimatized, underground dwelling of 'The Others' - a similarly simple-minded all-female race of enslavers - and overpower female Luma by surprise. Kirk makes communicator contact with Spock, who knows not where he is but is aware of autonomic functions. As they finally find Kara, the female ... Written by
Did You Know?
This is the only Star Trek episode to use a character's name in the title. See more
When the landing party reaches The Controller's room, Kara inflicts pain with the belts that had been placed on them earlier. McCoy drops the device that controls Spock's body, and Kirk painfully reaches for it. When the camera angle changes, Spock's body is not wearing a pain belt. When the angle changes again, Spock is once again wearing a belt. See more
What would they want with Mr. Spock's brain? What use is it? WHY do they want it?