The terrible thing about the sitting room was how normal it was, how straight out of some satire on suburbia. Lace curtains, a flowery four-piece suite with those little covers on the arms and headrests, a collection of ornate teapots on top of a sideboard, everything polished and dusted to an immaculate shine: it seemed—victims’ homes and even crime scenes almost always do—far too banal for this level of tragedy.