That feeling you're not as alone as you thought you were in the wee small hours... I had fun with this illustration, although it's very close to a personal fear of mine, because now I get to share that unease with everyone. You're welcome. 
 
The drawing comes complete with a copy of the story by Sean Walter.
 
Worked in charcoal and Wolff's carbon pencils on Fabriano Artistico extra white paper. It's framed ready to ship in a smart black frame made using recycled materials and with acrylic safety glazing. Drawn area size 12" wide by 18" high, frame size 16" x 22".
 
Second image shows another original framed.