The Leftovers

With heart, intelligence and a rare ability to illuminate the struggles inherent in ordinary lives, Tom Perrotta's The Leftovers—now adapted into an HBO series—is a startling, thought-provoking novel about love, connection and loss.

What if—whoosh, right now, with no explanation—a number of us simply vanished? Would some of us collapse? Would others of us go on, one foot in front of the other, as we did before the world turned upside down?

That's what the bewildered citizens of Mapleton, who...