This is what happened: At nine thirty p.m. on Thursday March first, two thousand and twelve, in a private room on the sixth floor of the BC Children’s Hospital, a mother was seated next to her sleeping daughter when a middle-aged woman appeared in the doorway. BC Children’s Hospital“Would you like some company?” the woman asked. She was wearing a brown coat, made out of canvas, with six small pockets on it and a large fur-lined hood hanging from the back collar. Her hair was dark grey and curly and reached just below her ears. She was of average height, perhaps a bit shorter, with pretty but unremarkable features and healthy-looking skin. Under her coat, which was undone, she wore a black sweater and jeans. Her build was less thin than compact, like a gymnast’s, and she moved in a delibe

