Spock's world / Duane, Diane

A crisis on the planet brings the U.S.S. Enterprise and Mr. Spock to Vulcan in its time of need. The entire history of Vulcan and its innermost secrets are laid bare in the struggle to save the Federation and Vulcan.

A crisis on Vulcan brings Spock and the Enterprise to a conflict which might lead to Vulcan's secession from the Federation.