Graham and Riley are called back to Sunnydale when the area destabilizes. When they return, they discover there are new factors in lives of the Scooby Gang, especially in Xander and Spike's.

Sybok finds Spock in the aftermath of Vulcan's destruction. Meanwhile, Starfleet's recruiting like they have a war on their hands. If he can have free baking privileges, get closer to the heart of the galaxy, and help Spock - well, why not?