Set in a dangerous near future world, The Book of M tells the captivating story of ordinary people caught in an extraordinary catastrophe, risking everything to save the ones they love. In the middle of a market in India, a man's shadow disappears. This mysterious phenomenon spreads like a plague, and while those afflicted gain a strange new power, it comes at a horrible price: the loss of all their memories. Two years later, Ory and Max have escaped the Forgetting by hiding in an abandoned hotel deep in the woods. Their new life feels almost normal, until one day Max's shadow disappears. Knowing that her condition makes her dangerous, Max runs away. But Ory refuses to give up the time they have left together. Desperate to find Max before her memories disappear, he sets out into a perilous, unrecognizable world.

'Exquisitely written ... Be prepared to be swept away on an incredible journey' Brad Thor, #1 bestselling author of Black Ice 'A story about magical maps that lead to your heart's desire [and] the people who would do anything to find them ... A vastly rich experience' Charles Soule, author of The Oracle Year * Some places you won't find on any maps. Others, are only on maps . . . Nell Young hasn't spoken to her father, the world-respected cartographer Dr. Daniel Young, in years - but this morning he was found dead in his office at the New York Public Library. When they last met, Dr Young fired Nell after an argument over a seemingly worthless mass-produced highway map. Now every copy of this map is being found and destroyed . . . To find out why, Nell will embark on a dangerous journey into the heart of a conspiracy beyond belief, discovering her family's darkest secrets and the true power that lies in maps . . . * 'A bedazzling metaphysical tale of lost and found.' Booklist 'Deeply satisfying ... Brilliant.' Washington Post 'A shimmering delight, full of wonder, danger, and marvel.' Library Journal