"Harbour of Doubt" is an exciting book by the famous writer Francis William Sullivan, which transports the reader to the exciting atmosphere of a mysterious mystical world. In the story, the main character decides to unravel the mysterious events taking place in a small seaside town. The interweaving of reality and fiction, a skillfully laid plot and an atmosphere of mystery make this book fascinating for a reader of any age. Harbor of Doubt is a book that will keep you in suspense until the last page.