At the end of the 15th century, the old Anthonius passed away, surrounded by his family, passing the vision of paradise he had a few days earlier as a birthright to his son. This legacy served as the prologue to a great epic which will lead us from the Enlightenment to the world of today. <br /> Pierre Le Franc tells us about the evolution of science by following the work and lives of women and men who practiced a new way of thinking.<br /> This great human and scientific adventure is brought to life through the rhythm of ideas, inventions, discoveries, joys, passions and dramas that lead to the development of electrical stimulation of the heart. <br /> Throughout the story, the author immerses us in a reflection on the progression of thought and knowledge to help us better understand the origins of the world in which we live.