After I'd finished in the upstairs bathroom I'd poked about upstairs. It wasn't a very admirable thing to do but I was drunk and I was curious and I could hear mother and daughter talking together in the lounge. The other four doors off the landing were all closed but I opened them as quietly as I could and poked my head into each room.

The first was hardly big enough to warrant the description "bedroom" and was clearly being used as a study, with bookcases and a desk under the window. The second door was just a cupboard, containing the hot water tank and shelves of towels and bedding....