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.

The book is a deeply personal memoir in which the author recounts the tragic experience of her daughter falling into a coma due to a rare illness. As her daughter lies in the hospital, the author begins to write a poignant letter that evolves into a narrative of her family's history, her own life story, and the political and cultural upheavals that shaped her world. Through this intimate narrative, she explores themes of love, loss, and resilience, offering a raw and heartfelt reflection on the events that have defined her life and the unbreakable bonds of family.

"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.