After the first werewolf attack, Ginger and Brigitte return to the safety of their bed, but they can still hear the fighting from outside. One of the men is heard screaming "God help us, God help us."
Brigitte's hallucination sequence was pretty unsettling.
Just the setting in general: an isolated, rugged wilderness in the dead of winter, crawling with ravenous werewolves.
The Paranoia Fuel in knowing the beasts are always patrolling the dense forest surrounding Fort Bailey, hidden by snowy foliage. Watching, waiting...
