'Farewell, Nikola'

Published in 1901, 'Farewell, Nikola' is the final novel in Guy Boothby's Dr. Nikola series. The story follows Sir Richard Hatteras, a former adventurer, who encounters the enigmatic Dr. Nikola in Venice. Despite their tumultuous history, Hatteras is drawn into Nikola's world once again, uncovering unexpected facets of the notorious figure's character. The novel explores themes of morality and the complexities of human nature through the lens of their complicated relationship.