The Romulan Empire is in disarray after the destructive leadership of the Reman Shinzon, and Ambassador Spock launches a bold attempt to reunify the Romulans with their distant forbears, the Vulcans. But when Spock is publicly assassinated at a Romulan peace rally, Starfleet and the Federation are unable to search for the criminals responsible without triggering an intergalactic war. Thus it falls to James T. Kirk to investigate the death of his beloved...