'Utterly absorbing and thought-provoking' Caz Frear'What a premise, and packed with suspense' Victoria Selman'A dark, delicious triumph' Niki MackayIf what they said was true, then the grotesque and the monstrous ran in her blood.It was imprinted within her very core, her DNA, a part of every cell in her body.Kat's children are both smart and well-adjusted. On the outside. Kat has always tried to treat Imogen and Jemima equally, but she struggles with one of her daughters more than the other. Because Imogen's birth mother is a serial killer. And Imogen doesn't know. They say you can't choose your family, but what if your family chooses you?