Fermín Romero de Torres

Fermín Romero de Torres is perhaps the most beloved character in Zafón's universe. A man of mysterious origins and a tragic past during the Spanish Civil War, he becomes Daniel Sempere's mentor, protector, and most faithful friend. Fermín is a master of the spoken word, armed with a sharp, often satirical wit and an endless supply of colorful aphorisms.

Despite the physical and emotional scars of his past, Fermín retains a profound humanity and an unyielding zest for life. He is the comic relief and the moral compass of the series, representing the resilience of the human spirit against oppression and cruelty. His deep knowledge of the streets of Barcelona and his street-smart wisdom are indispensable to Daniel's survival and growth.