A mysterious woman anesthetizes the crew and steals Spock's brain to power a subterranean civilization's failing machines, leaving McCoy to keep his body alive by remote control while Kirk tracks the thieves to recover his friend before the damage becomes permanent.
Summary by Loreful, from public sources
Placement
- Star Trek Original TV Series Adaptations
- contained in Star Trek 8collection
- contained in The Classic Episodes 3collection
- contained in The Star Trek Readeromnibus