The book in question is a psychological novel set in the tumultuous period of the Russian Revolution. It follows the life of a disaffected young man who, after being expelled from school, descends into a hedonistic lifestyle in Moscow's seedy underbelly. As he indulges in romantic pursuits and the eponymous drug, his intellectual arrogance and detachment from society grow. The narrative offers a dark and introspective exploration of nihilism, addiction, and the loss of innocence, ultimately painting a portrait of a protagonist caught between the demise of old-world Russia and the rise of the Soviet Union, all while grappling with his own moral decay.

"The Sorrow of Belgium" is a coming-of-age story set against the backdrop of World War II. The narrative follows the life of a young boy in a Flemish town, as he navigates through the complexities of adolescence, family relationships, and the harsh realities of war. The novel provides an insightful exploration of Belgian history, culture, and the nation's struggle under the Nazi occupation, all through the eyes of the protagonist.