Jennifer Plummer and the Divine Flesh have exactly three things in common: They're trapped inside Jennifer's body, they despise each other, and they're in love with Daryl Plummer, Jennifer's ex-husband.

When archaeologist Ursula Morrow accidentally infects herself with an alien parasite, she fears she may have jeopardised her career. However, her concerns become irrelevant when Earth is destroyed, billions die, and suddenly no one needs archaeologists anymore… Two years later, she's plucked from a refugee camp on a backwater world and tasked with retrieving the artifact that infected her, as it just might hold the key to humanity's survival.

Thirty years ago, the town of Peace Falls was flooded to build a hydroelectric dam. To this day, its ruins remain below the surface of Chapel Lake—including the church, miraculously undamaged after all these years, its steeple visible above the water. When his younger sister's body is found washed up on the shore, Owen Saddler follows in her footsteps to the cabin she'd rented on Chapel Lake, diving among the ruins below the surface.

So much is forgotten in the Republic: the way the seasons used to turn like pages in a book, the technology that once made life easy for everyone, even the art of reading. For fifteen-year-old June, the forgetting goes even deeper, ever since a mysterious accident six years ago stole her mother and her memory. When a strange circus with ties to her family comes through town, she follows them without a second thought. In the outside world, June has to navigate a landscape and society pushed to the edge by the powerful forces of climate change, and to decide who she can trust.

Newly-minted child psychologist Mina has little experience. In a field where the first people called are experts, she’s been unable to get her feet wet. Instead, she aimlessly spends her days stuck in the stifling heat wave sweeping across Britain, and anxiously contemplating her upcoming marriage to careful, precise researcher Oscar. The only reprieve from her small, close world is attending the local bereavement group to mourn her brother’s death from years ago. That is, until she meets journalist Sam Hunter at the grief group one day. And he has a proposition for her.