There are worlds beyond our own - the Compass will show the way. This is the third novel in Philip Pullmans epic His Dark Materials trilogy. The first, Northern Lights, is now the stunning motion picture The Golden Compass, made by New Line Cinema and Scholastic Media. The terrible war foretold by the witches is coming. Will is the bearer of the subtle knife, the most powerful weapon in all the worlds, and must deliver it to Lord Asriel. But he faces his dangerous journey alone, for Lyra has disappeared.