Jodahs is a child of the Earth and stars, born from the union between humans and the Oankali, who saved humanity from destruction centuries before. But Jodahs is approaching adulthood, a metamorphosis that will take him beyond gender and family, and into a great but dangerous unknown. Frightened and alone, Jodahs must come to terms with this new identity, learn to master lifechanging powers and bring together what's left of humankind - or become the biggest threat to their survival.