October: The whole damned month is ours, and we make it last. November 1st does not come at the stroke of midnight—not at all. Hallowe’en owns the night, and the first of November arrives with the sun, bringing with it the sudden, sobering intrusion of the real world.

Welcome to the “The H Word,” our monthly dissection of the horror genre. In it, we take the beast apart, piece by twitching piece, in an effort to see what makes it tick . . . to see what works and what doesn’t.