''Sly, sharp, and utterly captivating'' Rory Power, New York Times-bestselling author of Wilder Girls ''Hits you like a shot of the very good stuff ... Dark-hearted, complex, and accomplished'' C. A. Fletcher, author of A Boy and His Dog at the End of the WorldA darkly brilliant and twisted solo debut novel about secrets, lies - and strange revengeYears after complete antibiotic resistance has resulted in the loss of most human life on earth, Kit and Crevan eke out an existence on a remote island. Under a collapsing castle, they spend their days in an underground bunker packed with emergency stores, venturing out only at night. They are safe. One evening a woman washes ashore, nearly drowned. Crevan wants to keep her alive, but Kit isn-t so sure. The new arrival will implode Kit and Crevan-s world with dire and fatal consequences, churning up the waters of the past and unearthing secrets they have kept from each other and from themselves. Who i