It was a weird hour to be at a Denny's, so the restaurant was nearly deserted. Even the servers—well, server, since only one seemed to be on duty at the moment—seemed to be laying low as if they could discourage patrons from coming in that way. It meant that Arthur, hoping to flag one down for a coffee refill, couldn't avoid making brief eye contact with one of the members of the only other party in the restaurant, a group of three girls, probably high school seniors, who were laughi