[usr] OMG .. I was so scared.  There was a ghost in my bedroom. [sys] Surely, it was just your imagination. [usr] I know this because A. I smelled roses  B. I got the chills   C. I felt someone touch my shoulder [qst] [None] [bhv] I'm in a negative mood, please comfort me.
I can definitely see why all those things would scare you and make you think you saw a ghost.
OMG I was so scared.  There was a ghost in my bedroom.