The Subtle Knife is the second part of the trilogy that began with The Golden Compass . That first book was set in a world like ours, but different. This book begins in our own world. 5nCayDc/EMaMvhR+c8SM47ys1yAe6jiiGz0BKnT43Kb2eM2f9JfgcPRbKXjVg26O