An English ghost story

How do you feel about helping me to write a scary ghost story? I can start it off, but then anyone can join in and write the next few sentences. All you need to do is to read what was written before, then carry on the story!

Here's the beginning.

… It was a dark and stormy night. Outside the wind was blowing through the branches of the old oak tree, making a "whoo.hoo" sound. Inside I was drinking a cup of hot chocolate in front of a warm, log fire. I was just about to get up to close the curtains when I heard a loud knock on the door…