Upon his return from a journey through the Guardian of Forever Kirk realizes that history has been altered and no one remembers Spock. An Andorian is now his First Officer and it appears that Spock met an untimely death during a childhood ritual on Vulcan. Spock must use the Guardian again and return to the Vulcan of his youth and restore his time line. Written by
Did You Know?
Spock uses the name Silik when in the past. Silik was the name of the main Suliban that the Enterprise crew deals with in Star Trek: Enterprise (2001) See more
Commander Thelin's collar is black but is blue in some shots during the meeting in the briefing room. See more
If that was supposed to be a joke, Spock, I have to remind you Vulcans don't tell jokes.
Times change, Doctor. Times change.