Naomi Alderman

Philadelphia, 1918: Three friends-brave, confident Viola Trenmore, clever but shy Robert Drayton, and Viola's strong and hot-tempered brother, Terry-discover a mysterious powder that transports them two hundred years into the future. The Philadelphia of 2118 is no longer a bustling metropolis but instead a completely isolated city recovering from an unknown disaster. Citizens are issued identification tags instead of having names, and society is split...