کتاب Harry Potter and the Half-Blood Prince اثر J.K. Rowling نشر مات

There it was, hanging in the sky above the school: the blazing green skull with a serpent tongue, the mark of Death Eaters left behind whenever they had entered a building... wherever they had murdered...

when Dumbledore arrives at Privet Drive one summer night to collect Harry Potter, his wand hand is Blackened and shriveled, but he does not reveal why. secrets and suspicion are spreading through the wizarding world, and Hogwarts itself is not safe...