From the depths of the Indian Ocean rises a terrible plague, threatening to destroy humanity The nature of this deadly disease is unknown, its spread cannot be stopped. Two scientists from the secret Sigma detachment - Lisa Cummings and Monk Kokkalis - are sent to Indonesia to find out the causes of the sinister epidemic. In some strange way, in the Secret Archive of the Vatican, the sign of the Order of the Dragon appears on the floor - a terrible sect recently destroyed by the Sigma detachment. Under the sign is carved an inscription made in the oldest language on earth the language of angels. The keeper of the archive understands that a means of saving humanity can be encrypted in this inscription. Another bestseller from the author of the novels “Pyramid”, “Amazonia” and “Black Order”