At an isolated frontier outpost, a colonial magistrate suffers a crisis of conscience when an army colonel arrives looking to interrogate the locals about an impending uprising, using cruel tactics that horrify the magistrate.

Whistle depicts the dreary off-hours of an ultra-technological hit-man who becomes 'involved' in the life of one of his victims. The hit-man's wife is not only fully cognizant of her husband's day job but she is also the cold-blooded contact with his bosses when the conscience crisis sets in!