 The grim news galvanizes the crew to reactivate the fusion drive and turn the plume on the Watcher.This tactic cripples the Watcher, but its retaliation damages the "Lancer"’s drive system.At some point after the publication of one or more sequels (beginning with "Great Sky River", for the American paperback edition), Benford appended a new ending onto the original ending of the novel.