In “9 Kilometers,” author Claudio Aguilera presents a poignant narrative that delves into the journey of a young boy, Santiago, who embarks on a quest to find his missing father. Set against the backdrop of a small town, the story unfolds as Santiago navigates his relationships with his friends and family while grappling with feelings of loss and uncertainty. The book is aimed at middle-grade readers and combines elements of adventure and emotional depth, making it both engaging and relatable. As Santiago travels the titular nine kilometers, he encounters various characters who influence his understanding of love, resilience, and hope.This book is particularly well-suited for students learning English or those who struggle with reading due to its accessible language and engaging storytelling. Aguilera employs short, clear sentences and familiar vocabulary that facilitate comprehension for reluctant readers. The narrative is enriched with vivid illustrations that complement the text, providing visual cues that enhance understanding. Additionally, the gradual introduction of new vocabulary within context allows readers to build their language skills without feeling overwhelmed. The themes of family, friendship, and perseverance resonate deeply, encouraging empathy and reflection among young readers. Overall, “9 Kilometers” stands out as an excellent choice for educators looking to inspire their students while fostering a love for reading through its relatable characters and heartfelt message.