The novel is a haunting tale of three friends, who grow up together at a seemingly idyllic English boarding school. As they mature, they discover a dark secret about their school and the purpose of their existence, which is to become organ donors for the rest of society. The story is a profound exploration of what it means to be human, the morality of scientific innovation, and the heartbreaking reality of love and loss.

In the final installment of a science fiction trilogy, the universe is still reeling from the aftermath of a vast interstellar war, where calendrical mathematics dictate the nature of reality itself. An artificial intelligence with the memories of a brilliant tactician is resurrected in a cloned body to serve a faction seeking to maintain its dominion over the remnants of the shattered empire. Meanwhile, a soldier who has survived against all odds must navigate the shifting allegiances and political machinations of various factions, as they all converge on a looming, final confrontation that could reshape the fabric of society and the very stars they inhabit. With intricate world-building and complex characters, the narrative explores themes of identity, memory, and the cost of war.