The Shadow of the Wind is a 2001 novel by the Spanish writer Carlos Ruiz Zafón. The protagonist, Daniel Sempere, is a young boy whose father sells books. One day, his father brings his son to a book cemetery, where Daniel has to choose a book that he likes. He finds the book that is going to change his life completely. Now there is no room for tranquility in it, as only the most difficult puzzles, obstacles and danger lie ahead.