What is the most recent book by Raoul Huysmans mentioned in the article?
Lost Echoes of the Damned The Unseen Depths The Final Nightfall Echoes in the Dark
What is the most recent book by Raoul Huysmans mentioned in the article?
A. Lost Echoes of the Damned
B. The Unseen Depths
C. The Final Nightfall
D. Echoes in the Dark
Answer: B. The Unseen Depths