Thursday Prompt submission for December 3, 2015
Hosted on Furaffinity by the iconic vixyyfox

Prompt words: Holly is not Mistletoe

Part four to a fan tale in homage to Charles Stross's Laundry tales.

Continuing the story of High Strangeness and the misadventures of Carl Banks in the pursuit of demonic canines, museums, oddball civil service departments, strange things from mythology and bumps in the night.