Darth Krayt's program to exterminate the'Mon Calamari'is still in progress, with only the'Mon Cal Rangers'standing between the refugee populace and certain doom. Now a'Sith'scientist has a new weapon against which the Rangers are powerless. Faced with a choice between allowing refugees to perish and sacrificing themselves in a fruitless delaying action, the Rangers turn to an unexpected, and reluctant, source for help.