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. fJGcEYNw/xVDCq1+gX3/s9ezYJ1P9zAEN+6IjjIQr5/fYHGRbnxpD/WyUip5336F