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.

A 15-year-old boy is forced to move in with his eccentric grandmother after his mother falls ill. Together, they embark on a journey to the Amazon rainforest in search of a legendary, healing beast. Along the way, they encounter various challenges, including dangerous animals, harsh environments, and a group of indigenous people with mystical powers. The boy learns to overcome his fears and prejudices, forming a strong bond with the indigenous people and the rainforest itself.

"Eva Luna" is a magical realism novel that tells the story of the eponymous protagonist, an orphaned girl in a South American country who uses her gift of storytelling to navigate through life. As she grows, she becomes a servant, a lover, and a revolutionary, always using her stories to bring comfort, provoke thought, and incite change. The narrative is a rich tapestry of characters, politics, and history, all woven together with a touch of the fantastical.