why did it have to have been that hannaford supermarket on that particular night ... susan balanced on the tipping edge of madness as the hundreds of different avenues open to her elder daughter presented themselves in a list ... and she wondered yet again why , when the dice had been rolled , had they come up with - a shout erupted out of her mouth before she was conscious of making the sound , and her legs were the same - doing their duty to get her out of the chair and around behind the thing before she was aware of moving .