Star Trek: The Original Series - Errand of Vengeance

Star Trek: The Original Series - Errand of Vengeance is a trilogy of Pocket TOS novels written by Kevin Ryan and published by Pocket Books. It follows the events of the five-year mission of the Original Series, told from the point of view of a Klingon infiltrator whose mission is to kill Captain Kirk.


 * 1) The Edge of the Sword
 * 2) Killing Blow
 * 3) River of Blood

The saga continues in Star Trek: Errand of Fury.