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. w8Z0eZCvXNOFzdwmSIbFUnIyUuC0MJJd/1PYbv4DqQH8lS8Hjd+HnAvz/lUx1XW3