

They are the sons of a bogus preacher, the leader of a thriving and fraudulent church, the Church of PetrOleum, which worships oil their father stashed millions in banks in the Caymans and had some very unpleasant ways with young children. So the story unwinds, as we are introduced to Zeb and his brother, Adam, and their back-story. The Crakers operate as a kind of naive chorus, well intentioned, curious, free of jealousy, and with some endearing habits, such as purring to heal the sick and humming a kind of bee music. They are gentle folk who were created – "bio-engineered" – by Crake to live in the Paradice Dome, now destroyed or submerged.

The Crakers' genitals turn blue in the mating season and the males develop very large penises. She has survived to live in an isolated encampment, as far from danger as possible, alongside a small group of Crakers and an assortment of survivors, including Zeb, her lover. At the heart of this strange, runaway train of a story is Toby, who is a woman.
