One decision. A woman hurrying through an airport picks up some stranger's fallen book instead of kicking it under a chair. And the feeding frenzy begins. The strangely beautiful little volume passes relentlessly from hand to hand as if by magic, from a flight attendant to a barrista to a teen-ager's mom to a sassy retiree and on and on and on. Anyone who peers inside finds themselves entranced by a story of unearthly horrors-a story...