After a childhood prank by his brother Angus causes Henry to develop a phobia of sheep, he must step up to the onslaught of a genetically-mutated man-eating flock with the help of his friend and a young environmentalist.

Set in the Channel Islands on the eve of D Day, two Kiwi commandos, sent to destroy German gun emplacements to distract Hitler's forces away from Normandy, discover a Nazi occult plot to unleash demonic forces to win the war.