Excession by Iain M. Banks is a deeply imaginative and wittily satirical tale. In this installment of the Culture series, Diplomat Byr Gen-Hofoen is ordered by Special Circumstances, the Culture's espionage and dirty tricks section, to steal the soul of a long-dead starship captain.

By accepting the mission, Byr plunges himself into a conspiracy that could lead the universe into an age of peace or to the brink of annihilation. The story unfolds in a universe filled with complex characters and intricate plots, showcasing Banks's unique ability to blend humor and intrigue.

This novel is a thrilling exploration of themes such as power, loyalty, and the very nature of existence, set against the backdrop of a richly detailed science fiction universe.