The mood is dark. Death Eaters blight the skies, sent on their sorties by the fiendish Lord Voldemort, and in Harry Potter and the Half-Blood Prince, a grim fate encircles one teenage boy like a noose around his soul. The adult he reveres most in the world has given him a mission to destroy a hugely powerful wizard, yet as he gazes in a mirror, the quivering face staring back at him belies his resolve to do the deed. It’s a dreadful burden on someone barely out of childhood, in his sixth year at Hogwarts. Will Draco Malfoy be able to do Voldemort’s bidding and kill Albus Dumbledore?