There but for the

When a dinner-party guest named Miles locks himself in an upstairs room and refuses to come out, he sets off a media frenzy. He also sets in motion a mesmerizing puzzle of a novel, one that harnesses acrobatic verbal playfulness to a truly affecting story.
 
Miles communicates only by cryptic notes slipped under the door. We see him through the eyes of four people who barely know him, ranging from a precocious child to a confused elderly woman. But while the characters’ wit and wordplay…