... The weeks galloped by and autumn was firmly in control. My workload had intensified and I had little time to think about anything other than preparation, marking and behaviour management. I was a bit concerned about my eyes though, as I was sure sometimes I could see a flicker of black out of the corner of my eye, particularly when I was in a certain corridor. But I was so busy that I rubbed my eyes and forgot about it or put it down to stress. Then two weeks before Halloween I was working late, as usual. I left my classroom and tried to go along the usual corridor but the floor had been freshly polished and the cleaners would have had my hide if I'd stood on it! So I made a detour along the senior management corridor,carrying two bags of marking and a pile of jotters. As I reached the exit door, I realised that it was locked. I sighed and prepared to retrace my steps when all of a sudden, the handle turned and the door opened slightly. I could see the person on the other side was wearing an old fashioned academic gown. I gathered my stuff together, turned to thank them and no one was there. Both corridors were empty and silent...