The first book in a series of action-packed historical detective novels is “The Secret.” The novel is based on a real event. Emperor Nicholas II opens a package with a message written a hundred years ago by Emperor Paul, and, after reading it, throws it into the fire in horror. Trying to penetrate the secret of the message, the main character of the novel is faced with a confrontation between very powerful forces... SECRET is a cross-cutting character in all the novels in the series. The Great Mystery, originating at the dawn of our era. The destinies of the characters are closely intertwined.