Hannah awakens to carnage, all mangled metal and shattered glass. After she was evacuated from a secluded boarding school during a snowstorm, her coach careered off the road, trapping her with a handful of survivors. They’ll need to work together to escape—with their sanity and secrets intact. Meg awakens to a gentle rocking. She’s in a cable car stranded high above snowy mountains, with five strangers and no memory of how they got on board.

Founded by the mysterious genius known as the Designer, the archipelago of Prospera lies hidden from the horrors of a deteriorating outside world. In this island paradise, Prospera’s lucky citizens enjoy long, fulfilling lives until the monitors embedded in their forearms, meant to measure their physical health and psychological well-being, fall below 10 percent. Then they retire themselves, embarking on a ferry ride to the island known as the Nursery, where their failing bodies are renewed, their memories are wiped clean, and they are readied to restart life afresh.

Adelaide Henry carries an enormous steamer trunk with her wherever she goes. It’s locked at all times. Because when the trunk opens, people around Adelaide start to disappear. The year is 1915, and Adelaide is in trouble. Her secret sin killed her parents, forcing her to flee California in a hellfire rush and make her way to Montana as a homesteader.

In the Nigerian city of Enugu, young Nwabulu, a housemaid since the age of ten, dreams of becoming a typist as she endures her employers' endless chores. She is tall and beautiful and in love with a rich man's son. Educated and privileged, Julie is a modern woman. Living on her own, she is happy to collect the gold jewelry lovestruck Eugene brings her, but has no intention of becoming his second wife. When a kidnapping forces Nwabulu and Julie into a dank room years later, the two women relate the stories of their lives as they await their fate.

Her name is Binti, and she is the first of the Himba people ever to be offered a place at Oomza University, the finest institution of higher learning in the galaxy. But to accept the offer will mean giving up her place in her family to travel between the stars among strangers who do not share her ways or respect her customs. Knowledge comes at a cost, one that Binti is willing to pay, but her journey will not be easy. The world she seeks to enter has long warred with the Meduse, an alien race that has become the stuff of nightmares.