"The Prisoner of Heaven" is a novel by the Spanish writer Carlos Ruiz Zafon, published in 2011. It is the third part of the "The Cemetery of Forgotten Books" literary series. The main character is Daniel Sempere, known to the reader from the previous book "The Shadow of the Wind". He has his own second-hand bookstore, where he works with his friend Fermin. They again have to plunge into the mystical world of books and learn many secrets.