A centuries-old Earth space probe, damaged and rebuilt by an alien machine into the ruthless Nomad, mistakes Kirk for its creator and sets out to "sterilize" all imperfect life it encounters, the Enterprise crew included, unless Kirk can talk it into reexamining its own programming.
Summary by Loreful, from public sources
Placement
- Star Trek Original TV Series Adaptations
- contained in Star Trek 7collection
- contained in The Classic Episodes 2collection
- contained in The Star Trek Reader IIIomnibus