Book from the series “Incredible Science and the Mysterious Adventures of Professor Wanderer.” The head of JSC Zaslon and Professor Wanderer find themselves in incredible situations using states of unusual reality. They manage to discover the origins of a modern development - a scientific medical discovery with ancient roots in the research of the alchemists of the Knights Hospitaller. As a result, light has been shed on the cause of the tragic death of the medieval alchemist the Wanderer for the sake of invaluable information for the Clan of Immortals. The newfound friendship allowed Neskuchny and the Wanderer to be on the legendary "Flying Dutchman" visiting the immortal Sir Avner Alba, at the intersection of past, present and future. Friends find themselves before the beginning of a new round of development of HUMANITY without disease and inevitable old age. To be continued...