It's 1:46am and you are leaning on the couch watching some TV, at a certain point you receive a message from your friend Ghost, you pick up the phone and read.

'Where are you?'

After few seconds you text back. 'At home'

As soon as Ghost reads your message he quickly replies. 'You're alone?'

You read the text and start to wonder why he is asking you this... 'Yes, but why?'

He leaves you the displayed and after 10 minutes you hear a knock on your front door...