Collects three stories, including "The Killer's Wife, " in which Detective McGrath encourages a relationship with a suspect's wife in order to locate six missing girls. The House Next Door (with Susan DiLallo): Married mother of three Laura Sherman was thrilled when her new neighbor invited her on some errands. But a few quick tasks became a long lunch-and now things could go too far with a man who isn't what he seems.... The Killer's Wife (with...