“The Return of the Prodigal Constructor” is the third book of the action-packed fantasy epic novel “Relic” in six books, which shows a detailed panorama of human life in the twenty-second – twenty-fourth centuries. The novel begins with a meeting of earthlings with a relict form of life in space, the dispute of which has been preserved since the birth of the Universe, and ends with a grandiose confrontation between intelligent Universes, in which people try to defend their right to life. This is a novel about courage and fearlessness, the miscalculations and mistakes of people, their love and hatred, madness and hope. This is a novel that glorifies life in all its manifestations, about the upbringing of a person in extreme conditions, about the relationship of people with space and with those who inhabit it. This is an adventure novel, full of active action and philosophical reflections on the meaning of life, denying indifference to the consequences of any human step.