Callum watched under the glow of the roadside light as a sweeping tide of rabbits, deer, foxes and squirrels hurried to escape the carriageway. Upwards of a hundred different animals scurried up the embankment before disappearing into the night...

During one of the bleakest storms in years, the raging pulse of an alarm signals a breakout from a government research facility. Hours later, a ragtag team of military rejects slips into a snow laden Midlands town. Their mission: either to retrieve or terminate the escapees.

Rumours soon abound, reports of mysterious deaths and disappearances occurring throughout the area. The attacks are focused along the borders of a local nature park, and when a disparate group of locals turns up at the reserve's tearoom, seeking sanctuary from the storm, it soon becomes apparent there are things moving amid the ivory haze of the blizzard… ravenous creatures on the hunt for fresh meat.