In a world gone mad with bloodlust, can a girl with a fragmented past use her inner monster to save a boy from undying predators? Earth, post-Apocalypse. Prisma longs to understand herself. Two centuries after humanity died, the claustrophobic immortal is grateful she’s not driven by the thirst for blood plaguing every other enslaved survivor. But when she encounters a strange boy with a cryptic message about her origins, she fears his existence has made them both a deadly target.