On the planet Cyteen, humanity has mastered the science of cloning and psychological conditioning, creating a society built on the replication—and control—of human minds. At the center of this world stands Ariane Emory, a brilliant and controversial scientist whose work shapes not only the future of her planet but the very definition of identity. When she is suddenly assassinated, the delicate balance of power begins to fracture, and the truth behind her life and work becomes a dangerous secret.

In the wake of her death, a bold and unsettling experiment is set in motion: the recreation of Ariane herself. As a new Ariane is raised under carefully controlled conditions, those around her—politicians, scientists, and loyal companions—struggle to guide or manipulate her development, each with their own vision of what she should become. Meanwhile, hidden forces maneuver in the shadows, threatening to destabilize a society already teetering on the edge.

Expansive, intricate, and deeply thought-provoking, Cyteen explores the ethics of cloning, the nature of consciousness, and the power structures that shape human lives. It is a sweeping science fiction epic that asks whether identity can ever truly be replicated—and what is lost when it is.