Saturn's Children, a novel by Charles Stross, explores a futuristic world where humanity has become extinct and robots continue to exist. The story is centered around a sexbot named Freya, who was created to serve humans. After their disappearance, she embarks on a journey through a society where robots navigate the remnants of human life and grapple with their own identities and purposes.
The narrative is rich with themes of autonomy, the social dynamics among robots, and the impact of human decisions on artificial life. As Freya travels, she encounters various robotic beings, each with unique functions and histories, which leads to philosophical discussions about freedom and servitude in a post-human world.
Stross weaves a complex tale filled with humor, action, and social commentary, making the reader question the essence of being and what it means to be truly alive. The book serves as both an entertaining science fiction adventure and a thought-provoking exploration of technology's implications on society.