His Dark Materials : The Golden Compass, the Subtle Knife, the Amber Spyglass; Introduction by Lucy Hughes-Hallett (Everyman's Library Contemporary Classics Series)

Lyra Belacqua tries to prevent kidnapped children from becoming the subject of gruesome experiments, decides to help Will Parry search for his father, and finds that she and Will are caught in a battle between the forces of the Authority and those gathered by her uncle, Lord Asriel.