Martín discovers literature thanks to the bookseller Sempere, who introduces him to the Cemetery of Lost Books. From humble origins he rises from a journalist's apprentice to become a writer of very successful serials, but he has the feeling that he's losing control of his life.
The mysterious, sinister Parisian publisher who tempts David Martín to write a book “like no other ever written”.
David Martín's protector, the member of an illustrious family in the city. He longs to be a writer, but he knows that he doesn't have the talent of his protégé.
David Martín is in love with Cristina, but she grew up close to Vidal and her father is in debt to his family. Their relationship will be difficult.
David Martín's young and perky assistant, who adores him and listens to his advice.