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Start giftingYesterday's Son - Abridged
This audiobook uses AI narration.
We’re taking steps to make sure AI narration is transparent.
Learn moreThe Romulans attack the planet Gateway, where Federation scientists are studying the Guardian of Forever -- the mysterious portal to the past.
The Starship Enterprise must protect the Guardian -- or destroy it. But Spock has already used the portal to journey to the past. On the planet Sarpedion, 5,000 years ago, Spock knew a beautiful, primitive woman. Now he has gone back to meet his son!
A.C. Crispin (1950–2013) was the author of more than twenty novels, including the StarBridge series.