France at the beginning of the 18th century: smallpox is raging in Brittany, leaving a trail of death in its wake. Young Qoëlet, who has experienced the horrors of the disease first-hand from an early age, dedicates his life to finding a cure. The search for it takes him halfway around the world. In the end, he will not only discover a vaccine, but also solve the mystery of his origins... A novel rich in historically important personalities: Voltaire, Madame Pompadour, Pasha Bonneval, etc. High-quality interior with maps and glossary.